how many ways can 3 city council members from a list of 20 candidates be selected

Answers

Answer 1
20C2, the answer is 190

Related Questions

In circle H with m/GHJ = 70 and GH = 10 units, find the length of arc GJ.
Round to the nearest hundredth.

Answers

Answer:

GH8 remains 70 and gh remains 10

Step-by-step explanation:

there is no five or more

At lunch, Kira eats either a burrito containing 490 milligrams of sodium or a peanut butter sandwich containing 700 milligrams of sodium. Her doctor told her to reduce her sodium to no more than 4,000 milligrams per week. Which inequality represents x, the number of microwave burritos, and y, the number of peanut butter sandwiches, she can eat each week?

490x + 700y < 4000
490x + 700y ≤ 4000
490x + 700y > 4000
490x + 700y ≥ 4000

Answers

Answer: 490*x + 700y ≤ 4000

It is ≤ as it can either be equal to 4000 per week or less than.

Answer:

B.

Step-by-step explanation:

solve by completing the square

Answers

Step-by-step explanation:

[tex] {x}^{2} + 2x - 2 = 0[/tex]

Now Adding three on both sides we get

[tex]{x}^{2} + 2x - 2 + 3 = 0 + 3[/tex]

[tex] {x}^{2} + 2x + 1 = 3[/tex]

[tex] {(x + 1)}^{2} = 3[/tex]

6. If sin e √√3 2 60° 120° 240° 420° which could not be the value of 0?​

Answers

The only value of the angles that could not be the value of the θ is determined as 240⁰.

Value of sinθ

If sinθ is given as [tex]\frac{\sqrt{3} }{2}[/tex], then the value of θ is determined as follows;

sinθ = √3/2

sinθ = 0.866

θ = sin⁻¹(0.866)

θ = 60⁰

Other possible values of θ

When the angle is translated in radians, θ  = π/3 = 180/3 = 60⁰

thus, θ  = π/3

2(π/3) = 2(60) = 120⁰

using the following formula, we can obtain the rest;

θ = π/3 + 2πk

when k = 1;

θ = π/3 + 2π(1)

θ = 60 + 2(180)

θ = 420⁰

Thus, the only value of the angles that could not be the value of the θ is determined as 240⁰.

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Which of the following values in the set below will make the inequality 6x + 2 =14

Answers

3.5 would be the awnser

Help!
The length and width of a wooden box are shown above. If the volume
of the wooden box is 64 cubic inches, what would be the height

Answers

Answer:

2 inches is the height of the box.

Step-by-step explanation:

What is the answer?










.......................................................

Answers

An expression is defined as a set of numbers, variables, and mathematical operations. The expressions can be arranged as shown below.

What is an Expression?

In mathematics, an expression is defined as a set of numbers, variables, and mathematical operations formed according to rules dependent on the context.


According to the number of terms, the expressions can be arranged as,

x+3-y-6   ⇒ 4 terms8x+(2/3)x+6  ⇒3 terms2x+5(3x²)  ⇒ 2 terms3x⁹  ⇒ 1 ter,

Hence, the expressions can be arranged as shown above.

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Find the length of X
and show the work. ​

Answers

Answer:

5.641 = x

Step-by-step explanation:

Work on the right triangle

pythag theorem

9^2 + L^2 = 10^2

L = sqrt 19

then x = 10 - sqrt 19 =5.641

Whats the sum of integers from -100 to 30

Answers

Answer:

-4585

Step-by-step explanation:

A graph that uses bars of various heights to represent the frequencies.

a. Histogram

b. Pie graph

c. Bar graph

d. Picto graph

Answers

A graph that uses bars of various heights to represent the frequencies is a Histogram

A histogram is an approximate representation of the distribution of numerical data. The term was first introduced by Karl Pearson. To construct a histogram, the first step is to "bin" (or "bucket") the range of values—that is, divide the entire range of values into a series of intervals—and then count how many values fall into each interval.

Therefore, a graph that uses bars of various heights to represent the frequencies is a Histogram

GRAPH

================================

[tex] \large \sf \underline{Question:}[/tex]

A graph that uses bars of various heights to represent the frequencies.

================================

[tex] \large \sf \underline{Answer:}[/tex]

[tex] \qquad \qquad \huge \bold{Option \: A}[/tex]

================================

[tex] \large \sf \underline{Explanation:}[/tex]

A graph that uses bars of various heights to represent the frequencies is called Histogram

A Histogram is typically a statistical schematic diagram which bars are displayed at random with no space interval. The bars of a Histogram are side-by-side, there are no spaces between the bars.

================================

Solve for Unknown: x/10=24/39.

Do not put variable, only put the number value to the nearest whole number.

Answers

Answer:

6

Step-by-step explanation:

When you have a proportion (fraction=fraction), you can crossmultiply to solve. See image.

Mia has two cylindrical bird feeders. Her red bird feeder has a diameter of 10 inches and is 8.3 inches tall. What is the volume of the red bird feeder?

Answers

The volume of the red bird feeder will be equal to V=651.88 cubic inches

What is volume?

Volume is defined as the space occupied by any object in the three-Dimensions. All three parameters are required for the volume like length,width and height of the cube or Cuboid.

It is given that:-

Diameter = 10 inches

Height =  8.3 inches

Volume=?

Since the feeder is cylindrical so the volume will be calculated as:-

[tex]\rm Volume=\dfrac{\pi }{4}d^2H\\\\\\Volume=\dfrac{\pi }{4}(10)^2(8.3)\\\\\[/tex]

V=651.88 cubic inches

Hence volume of the red bird feeder will be equal to V=651.88 cubic inches

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Please help I am struggling really bad thank you so much

Answers

Answer:

1) A

2) A

3) C

Step-by-step explanation:

Answer: B, A, A

Step-by-step explanation:

I'm not 100% sure this is the answer sorry if I'm wrong

Find the vertex of the parabola y=x^2 + 5x + 10

Answers

The coordinates of the vertex of the given parabola [tex]y=x^2+5x+10[/tex] will be [tex](\dfrac{5}{2},\dfrac{15}{4})[/tex].

What is the vertex of a parabola?

Vertex of the parabola is the point of intersection of symmetry axis of the parabola and the parabola itself.

The given equation of parabola is [tex]y=x^2 + 5x + 10[/tex].

To get the coordinates of vertex of this parabola, we have to write the equation of parabola in the standard form.

So, write the equation of parabola in its standard form as,

[tex]y=x^2 + 5x + 10\\y=x^2+2\times \dfrac{5}{2}x+\dfrac{25}{4}-\dfrac{25}{4}+10\\y=(x-\dfrac{5}{2})^2+\dfrac{15}{4}\\(y-\dfrac{15}{4})=(x-\dfrac{5}{2})^2[/tex]

The standard form of parabola is,

[tex]y-b=(x-a)^2[/tex] where (a, b) is the coordinate of the vertex.

So, by comparing the equations, the vertex of the parabola will be [tex](\dfrac{5}{2},\dfrac{15}{4})[/tex].

Therefore, the coordinates of the vertex of the given parabola [tex]y=x^2+5x+10[/tex] will be [tex](\dfrac{5}{2},\dfrac{15}{4})[/tex].

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help i don't get it??​

Answers

Answer:

attached image

Step-by-step explanation:

Formula:

Discount = Regular price x (% / 100)        

you divided by 100 to change it into a decimal

Sale Price = Regular price - Discount

don't have to answer all just at least 1 pls and write yes if the statement is a proportion or no if it is not a proportion.
2:3 = 9:4
3/8 = 12/32
10/12 = 20/25
4/9 = 17/38​

Answers

Answer:

3/8  = 12/32 is a proportion

Step-by-step explanation:

2:3 and 9:4 is not a proportion, 10/12 and 20/25 is not a proportion, 4/9 and 17/38 is not a proportion

What are the solutions of the equation y = -2x square + 9x - 4

Answers

Answer:

x = (-1±i√3)/2

Step-by-step explanation:

y = -2x² + 9x - 4

x = (-b±√(b²-4ac))/2a

x = (2±√((-2)²-4(-1)(-4))/2(-2)

x = (2±√(4-16))/-4

x = (2±√-12)/-4

√-12 = √12 x √-1

√12 = √4√3

2i√3

x = (-1±i√3)/2

What is the probability of picking a pink marble and rolling an even number?




Write your answer as a fraction or a whole number. With fractions, use a slash ( / ) to separate the numerator and denominator.

Answers

Answer:

[tex]\frac{6}{14}[/tex]

Step-by-step explanation:

P(A and B) = P(A) × P(B)

~~~~~~~~

P(A) = [tex]\frac{6}{7}[/tex]

P(B) = [tex]\frac{3}{6}[/tex] = [tex]\frac{1}{2}[/tex]

P(A and B) = [tex]\frac{6}{7}[/tex] × [tex]\frac{1}{2}[/tex] = [tex]\frac{6}{14}[/tex]

Please help with the problems

Answers

Answers:
3. B ; 160
4. D ; 72
5. C ; 16 Pounds

Explanation:
3 : 240 - 80 = 160
4 : Just replace the W with all the options and see which fit and that equals 12.
5 : 44 - 28 = 16

Answer:

3) B. 160

4) D. 72

5) C. 16

Step-by-step explanation:

3) 240 - 80 = 160

4) 12 = w/6

w = 6*12

w = 72

5) 44-28 = 16

Tutorial
A line passes through the points (0, -8) and (-9, -9). What is its equation in slope-intercept
form?

Answers

Answer: y=1/9x-8

Explanation: m= (y2-y1)/(x2-x1)
(-9 - -8) / (-9 - 0) = -1 / -9 = 1/9

1/9x is the slope

B = -8 since it’s x value is 0

So in y=Mx+b form the solution is
Y=1/9x-8

Answer:

[tex]\boxed{\sf{y=\dfrac{1}{9}x-9}}[/tex]

Step-by-step explanation:

To find:

Passes through the points of (0,-8) and (-9,-9).

To use:

The slope and slope-intercept form formula.

Given:

The slope of a line is often indicated by the letter m.

It can be calculated by selecting any two points on the line and calculating the rate of change between them.

[tex]\underline{\text{Slope:}}[/tex]

[tex]\Longrightarrow: \sf{\dfrac{y_2-y_1}{x_2-x_1}}[/tex]

y2=(-9)y1=(-8)x2=(-9)x1=0

Solve.

[tex]\Longrightarrow: \sf{\dfrac{-9-\left(-8\right)}{-9-0}=\dfrac{-1}{-9}=\boxed{\sf{\dfrac{1}{9}}}[/tex]

The slope is 1/9.

Slope-intercept form:

All points (x,y) on the line have m slope and (0,b) y-intercept that satisfy the equation.

⇒ y=mx+b, y=b+mx and y=mx+c

The m represents the slope.

The b represents the y-intercept.

The y-intercept is -8.

[tex]\Longrightarrow: \boxed{\sf{y=\dfrac{1}{9}x-8 }}[/tex]

Therefore, the correct answer is y=1/9x-8.

I hope this helps, let me know if you have any questions.

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So I’m failing right now but I need 44% to pass and I have a 38% right now.I take notes and I get 5/5 (or 100%) on the notes. I did 4 of them will that bring it up?? If so what would be my current grade. Please help meeeeeee.

Answers

Answer:

well yes it but it depends on how much each points you will get for each assignment and how much you have, but other than that I am very sure It will! don't lose hope! keep doing your best! only think positive!!!


The right circular cylinder represented below has a base radius of
3 centimeters and a height of 12 centimeters.
12 cm
3 cm
the right circular cylinder in cubic

Answers

Answer:

108π

Step-by-step explanation:

volume of a cylinder = πr²h , where r = radius and h = height

given values

radius = 3height = 12

==> plugging in given values into formula

V = πr²h

r = 3 , h = 12

V = π(3²)(12)

==> evaluate exponent

V = π(9)(12)

==> multiply 9 and 12

V = 108π

Please help me out with this question

Answers

Answer:

A6n+4

Step-by-step explanation:

How can you estimate and compare square roots?

Answers

Answer:

To estimate the square root of a number, you're going to use:

Multiplication knowledge to find the whole numbers you are working betweenRulerNumberlineSentence form

Get as close as possible to the number you're trying to square root by finding two perfect square roots that give a close number.

There is some algebra in it I think! Thanks!! (I’ll add extra points and brainly just ask:)

Answers

Answer:

C. 27

Step-by-step explanation:

27 + 23 = 50

:)

Answer: hii :)

i know this oneeeee ^^ your answer is 27 <3

Step-by-step explanation:

Move all terms not containing x to the right side of the equation.

hopefully this helps you

- Matthew ~

Find it please and give a step by step explanation. Thank you

Answers

Assuming you took Pythagoras, congruency, u should solve it like that

Please see attached question 3 of 25

Answers

Answer:

2(3x + 4)

Step-by-step explanation:

to solve this equation you can distribute the two throughout the equations

an easy way to see which one is correct is to check the symbols and what they multiply to

the first expression is obviously wrong as it has a negative symbol

we can now look at the second to last ones

the third one is wrong because 4x and 2 multiply to 6x

the last one is wrong because 2 and 8 do not multiply to 8

the answer is the third one

Determine the intervals on which f(x) is x>0 and on which f(x) is x<0.
f(x)=x^5+x^4-3x^3-3x^2-9x-9

Answers

Answer:

f(x) > 0 for (-2.203, -1) U (2.203, ∞)f(x) < 0 for (-∞, -2.203) U (-1, 2.203)

Step-by-step explanation:

A graph shows real zeros at ±2.203 and -1. The value of f(x) changes sign at each of these.

The positive leading coefficient indicates the graph trends generally upward, so the function will be positive in intervals with an even number of zeros to the right.

f(x) positive

There are an even number of zeros to the right of x = 2.203 and the interval (-2.203, -1).

  f(x) is positive in the intervals (-2.203, -1) or (2.203, ∞).

f(x) negative

The function will be negative where it is not positive (except at the zeros)

  f(x) is negative in the intervals (-∞, -2.203) or (-1, 2.203).

_____

Additional comment

The graph shows the only rational real root of the function is x=-1. Using synthetic division to reduce the polynomial, we find ...

  f(x) = (x +1)(x^4 -3x^2 -9)

The remaining factor is a quadratic in x^2, which has roots ...

  x = ±√(1.5 ±√11.25)

The real roots are approximately ±2.20320266118. The value 2.203 used above is a stand-in for the exact value √(1.5 +√11.25)).

How does the graph of f(x) = -4^5x - 3 differ from the graph of g(x) = -4^5x?

A. The graph of f(x) is shifted three units to the right of the graph of g(x).

B. The graph of f(x) is shifted three units down from the graph of g(x).

C. The graph of f(x) is shifted three units up from the graph of g(x).

D. The graph of f(x) is shifted three units to the left of the graph of g(x).

Answers

Using translation concepts, it is found that the correct option is given by:

B. The graph of f(x) is shifted three units down from the graph of g(x).

What is a translation?

A translation is represented by a change in the function graph, according to operations such as multiplication or sum/subtraction in it's definition.

In this problem, the parent function is:

[tex]g(x) = -4^{5x}[/tex]

The translated function is:

[tex]f(x) = -4^{5x} - 3[/tex]

3 was subtracted from the original function, which means that the translated function was shifted 3 units down, and option B is correct.

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Suppose that a gated community consisting of 40 houses requires:

500 liters of water everyday for common utilities of the community, and
a certain amount of water everyday per house.
Assuming that the water tanker supplies no more than 4500 liters of water per day to this community, what is the maximum amount of water that can be used by each house on a daily basis?

liters

Answers

The maximum amount of water that can be used by each house on a daily basis is 100 liters.

How to calculate the amount of water?

From the information given, the gated community consists of 40 houses and requires 500 liters of water everyday for common utilities of the community.

The maximum amount of water that can be used by each house on a daily basis will be:

4500 = 40x + 500

40x = 4500 - 500

40x = 4000

x = 4000/40

x = 100

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Which of these is not a direct function of mitosis in humans?O development from embryo to adultO reproduction to produce the next generationO repair of damaged tissueO growth A woodworking artist makes two types of carvings: type X and type Y. He spends 2 hours making each type X carving and 3 hours making each type Y carving, and he can spend up to 30 hours each week making carvings. His materials cost him $6 for each type X carving and $4 for each type Y carving, and he must keep his weekly cost for materials to $120 or less. If x is the number of type X carvings he makes in a week and y is the number of type Y carvings he makes in a week, which of the following systems of inequalities models this situation? A. 2x + 3y 30, 6x + 4y 120 B. 2x + 3y 30, 6x + 4y 120 C. 2x + 3y 30, 6x + 4y 120 D. 2x + 3y 30, 6x + 4y 120 5. Where was the Tuskegee Institute located? Which fitness technology can be used to measure both your steps and calorie intake?Group of answer choicesPedometersStethoscopeFitness watchesVirtual fitness classes suppose y = sin x what y-value corresponds to an x-value of 3pi/2 Ask an expert 2+3/10X>=13/20 Solve for inequality Thanks! 2.One car with a mass of 400kg is traveling east at 20m/s and collides with a car of mass 800kg traveling west at 15m/s. Assuming the collision is completely inellastic, what is velocity of the first car after the collision? 7. algebra sara allen is interested in buying a notebook computer. if she buys the computer this week, she will save $150.00 while it is marked down 16%. if she buys the computer next week, she will pay the regular selling price. what is the regular selling price? Write a quadratic equation that has only one real-number solution Darnel drew a scale drawing of a swimming pool. the scale he used was 14 centimeters : 5 meters. if the actual width of the pool is 10 meters, how wide is the pool in the drawing? ' explain how a coastline of headlands and bays form changes over time Determine the interval (s) on which the given function is increasing To transport water to crops, usually though canals, ditches,or pipes, is an example of domestication According to Truth, what reason do some people give for not supporting womens rights?A. Women are not in need of being granted rights.B. Women already have full pints.C. Women are not interested in this topic.D. Men are afraid that they will lose their rights. How does the bladder and the brain work together? The brain sends a message to the bladder to let it know that it is full of urine. The bladder releases a substance that travels through the blood to the brain. The bladder sends a message to the brain through the nerves when it is full of urine. When full, the bladder passes the urine to the kidneys that send a message to the brain. Write the equation of the graph shown below in factored form? Wisdom Co. has a note payable to its bank. An adjustment is likely to be required on Wisdom's books at the end of every month that the loan is outstanding to record the: Area of both types sweet water and salaine water is? Pls help me do today Write'15 cubed' as a power.