Please help me I'm so bad at math and doing AFDA really doesn't help..
Order the steps for this equation I guess pls help

Please Help Me I'm So Bad At Math And Doing AFDA Really Doesn't Help..Order The Steps For This Equation

Answers

Answer 1

Answer:

See the arrangement below

Step-by-step explanation:

Given the expression

2x^2+x - 9 = 4x

Step 1: Write in standard form

2x^2 + x - 9 - 4x = 0

2x^2 + x - 4x - 9 = 0

2x^2 - 3x - 9 = 0

Step 2; identify the coefficients

The standard quadratic expression is ax^2+bx+c = 0

a = 2, b = -3, c = -9

Step 3: Using the general formula to find the roots

x = -b±√b²-4ac/2a

x = -(-3)±√(-3)²-4(2)(-9)/2(2)

Step 4: simplify

x =  -(-3)±√(-3)²-4(2)(-9)/2(2)

x = 3 ±√9+72/4

Step 5; Find the roots

x = 3 ±√81/4

x = 3 ±9/4

x = 3+9/4 and 3-9/4

x = 12/4 and -6/4

x = 3 and -3/2


Related Questions

Does anyone know this question,I need help

Answers

It should be D. You can multiply both numbers by 10 in order to make it in proportion to the graph. Hope this helps:)

Identify the correct statement for the given figure.
Question 14 options:

A)

(5x)° + (2x + 7)° = 90°

B)

90° + (2x + 7)° = (5x)°

C)

(5x)° + (2x + 7)° = 180°

D)

(5x)° = (2x + 7)°

Answers

Answer:

A. 5x° + (2x + 7)° = 90°

Step-by-step explanation:

Complementary angles add up to give us 90°.

From the given diagram, we have a part of the angles on a straight line as a right angle. Which means it is 90°. Therefore, the other two angles, 5x° and (2x + 7)° will add up to give us 90°. Thus, 5x° and (2x + 7)° are complementary angles.

Therefore:

5x° + (2x + 7)° = 90°

A lawnmower has a blade that extends out 1 foot from its center. The tip of the blade is traveling at the speed of sound, which is 1,100 feet per second. Through how many revolutions per minute is the blade turning?

Answers

Answer:

Here's li^{}

nk to the answer:

bit.^{}

ly/3a8Nt8n

How’s many solutions does the graph have and what are they?

Answers

Answer:

The graph has 2 solutions

Step-by-step explanation:

they are -5 & 3

Assume a student shows up for EGR 280 completely unprepared and the instructor gives a pop quiz. Assume there are 6 questions, every single question is multiple choice question. Assume that each question has five options (a, b, c, d, and e), the student selects the answer randomly. Also assume that whether one question is answered correctly is independent of whether or not another question is answered correctly.

Required:
For a single question, what it the probability (p) that the student answers correctly?

Answers

Answer:

P=20%

Step-by-step explanation:

Let's suppose that each question in the test has one and only one correct answer. This means we have 1 desired outcome out of the total 5 desired outcomes. Therefore:

Probability=#of desired outcomes / #of possible outcomes

or

[tex]P=\frac{1 correct}{5 opctions}[/tex]

[tex]P=\frac{1}{5}[/tex]

P=0.20

P=20%

WILL GIVE BRAINLIEST ONLY IF ANSWER IS CORRECT!!! WRONG ANSWERS JUST FOR POINTS WILL BE REPORTED!!!!!!!!!!!

Answers

Answer:

r=14 in

Step-by-step explanation:

The volume of a cylinder is given by:

[tex]v = \pi \times {r}^{2} \times h[/tex]

So,

[tex]r = \sqrt{ \frac{v}{\pi \times h} } = \sqrt{ \frac{196 \times \pi}{\pi \times 1} } = \sqrt{196} = 14[/tex]

Step-by-step explanation:

solution given.:

radius[r] =r

height[h]=1in

volume[V] of cylinder=196πin³

we have

volume[V] of cylinder=πr²h

196π=πr×1

r²=[tex] \frac{196π}{π}[/tex]

r=[tex] \sqrt{196} [/tex]

r=14in

so radius is 14in


Mr. Wallace took 600 mg of medicine. This was
75% of the full dose. What is the full dose?

Answers

Answer:800

Step-by-step explanation:

75% = 0.75

600/0.75 = x/1

Cross multiply:

0.75x = 600

Divide 0.75 to both sides:

x = 800

So the full does is 800mg.

If k(x) = 2x^2-3√x, then k(9) is

1) 315
2) 307
3) 159
4) 153

Answers

Answer:

153

Step-by-step explanation:

k(9)=2×9^2-3/9

k(9)= 2×81-9

k(9)=153

3. Terry wants to buy 3 toys.
He can choose trucks or robots.
Complete the table to show three
different ways Terry can choose
the 3 toys.

Answers

Answer:

Robot truck robot

truck robot truck

robot robot robot

truck truck truck

Step-by-step explanation:

(NO LINKS)

Please help this assignment is over due and I don't get it

Answers

Answer:

5

2y

40

Step-by-step explanation:

Answer:

y = 5

Because [2y] is on both sides of the equation, 8y must be equal to [40] so that the equation is true.

Step-by-step explanation:

Combine like terms to find the value of y.

8y + 2y = 2y + 40

10y = 2y + 40

8y = 40

y = 5

As we can see, we ended with 8y = 40, and 2y is the only term on both sides of the equation.

pls i will give 50 points

Answers

Answer:

y = |x - 1| - 1

Step-by-step explanation:

This is a translation of the absolute value function:

y = |x| is translated down 1 unit and right by 1 unit:

The function is:

y = |x - 1| - 1

Use the quadratic formula to find both solutions to the quadratic equation
given below.
4X2 +5x + 1 = 0

Answers

Answer:

A and B are correct

Step-by-step explanation:

What is the volume of a hemisphere with a radius of 3.6 cm, rounded to the nearest tenth of a cubic centimeter?

Answers

Answer:

97.7

Step-by-step explanation:

a group of 4 students buy movies tickets for $24.At this rate, how much would 20 students pay for the movies

Answers

Answer:

$120.

Step-by-step explanation:

Just multiply 4 by 5 since it makes 20. Since we know that the price for 4 people is $24, you multiply 24 by 5 since you are paying for 20 people.

It’s 120 all you have to do is divide 24 by 4 to get how much it would be for one person then you multiply that by 20 and you get 120

Answer the question Please, I am not sure of what it is.

Answers

Answer:

total area = 14.6 units²

Step-by-step explanation:

rectangle = 3 x 5 = 15

cos 30 = height/3

triangle height = 2.6

triangle = 1/2(3)(2.6) = 3.9

semi circle = (3.14)(1.5²)(.5) = 3.53

total area = 15 + 3.53 - 3.9 = 14.63

which best describes a graph of a two-year-old child's height over the course of a year?

Answers

Answer:

Step-by-step explanation:

First

A parallelogram has an area of 324 square feet and a base of 13.5 ft. how long is the height of the parallelogram? please help me!!​

Answers

The answer is h=24ft.

WILL MARK BRAINLIEST!!! PLEASE ANSWER!!! WRONG ANSWERS JUST FOR POINTS WILL BE REPORTED!!!!!!!!!!!!!!

Answers

Answer: 2.5

Step-by-step explanation: r= sqrt(V/pi*h)

sqrt(171/(8.7)(3.14)

Step-by-step explanation:

solution given.:

radius=[r] let

height[h]=8.7in

volume[V] of cylinder=171in³

π=3.14

we have

volume[V] of cylinder=πr²h

171=πr×8.7

r²=[tex] \frac{171}{3.14×8.7}[/tex]

r=[tex] \sqrt{6.26} [/tex]

r=2.5in

so radius is 2.5in

Scenario: The Cannon Instructions: View the video found on page 1 of this Journal activity. Using the information provided in the video, answer the questions below. Show your work for all calculations. The Cannon: Ernest's friend Nik is about to be shot out of a cannon. The path he will travel follows a parabolic arch that can be described by this polynomial. f(x) = –0.05(x2 – 26x – 120) He is supposed to land on a safety net 30 feet away. Does the function give you enough information to tell you where he will land? If so, how far from the cannon will he land?

Answers

Answer:

Part A

Yes

Part B

He will land at a point 30 meters from Cannon

Step-by-step explanation:

Part A

The given function that represent the path of the Cannon, which is the path of a parabolic arc, is presented as follows;

f(x) = -0.05·(x² - 26·x - 120)

We note that the height, 'h', of the path of a parabola at a horizontal distance, 'x' from the origin is equal to f(x)

Therefore, given that at the ground level, at the start and end of the flight, the f(x) = 0, we can write;

-0.05·(x² - 26·x - 120) = 0

∴ x² - 26·x - 120 = 0

x = (26 ± √((-26)² - 4 × 1 × (-120)))/(2 × 1)

Which gives;

x = 30 or x = -4

Therefore, he lands at a point 30 meters from the starting point

Therefore, the function gives enough information to tell where he will land

Part B

He lands at the point, x = 30 from the point the cannon was fired.

Solve for the letter t

Answers

t=34.34

explanation: solve for t by simplifying both sides of the equation, then isolating the variables.

1. Find (f(g(2)) for f(x)= 3x² and g(x)= 5 - x.

Answers

Answer: 27

Step-by-step explanation:

Given h(x) = -X – 2, solve for x when h(x) = 3.

Answers

the answer should be h(3)= -5

Answer:

x = -5

Step-by-step explanation:

One is given a function and the value of the function at a certain output. One must set the function to the given output, and solve to find the input,

h(x) = - x - 2

h(x) = 3

Set the output equal to the input,

h(x) = - x - 2 = 3

Inverse operations,

- x - 2 = 3

    +2    +2

- x = 5

*-1   *-1

x = -5

There is a group of 8 people ordering pizza. If each person
gets 3 slices and each pizza has 5 slices, how many pizzas
should they order?

Answers

Answer:

5 pizzas

Step-by-step explanation:

8people times 3slices = 24 slices needed

24slices/ 5 pizzas per box= 4.8   you cant buy 4.8 boxes of pizza, so you round it to 5 boxes.

A company does research on their product and finds that 3/5 of people who try the product use it again. If 400 people try the product how many would we expect to use it again

Answers

3/5= 60% then 400*60% = 240

Answer:

240

Step-by-step explanation:

It is 240 because that would be 3/5 of 400.

The area of a rectangular flower bed is 6 ½ square feet. The width of the flower bed is ¾ foot. What is the length

Answers

Answer:

8 and 2/3 or 8.666666 forever

Step-by-step explanation:

A student solved for the radius of a circle with a circumference of 120 In which step did the student make an error?

Step 24. ZT
Step 1: C = 21
Step 2: 1271 = 2
Step 3: 12т - 2те ZT
Step 4: 6 = Tr Step 5: /
Step 6: Solving for r, the length of the radius Solving for r, the length of the radius should be cm. Tr TE 4 is crm.

In which step did the student make an error??
Step:___

Solving for r, the length of the radius should be___cm.

Answers

Answer:

r = 6 cm

Step-by-step explanation:

C = 2πr

12π = 2πr

12π/2π = 2πr/2π

(The mistake is in the next step when calculating the division.

12π/2π = 6, same way 2πr/2π = r and NOT πr)

6 = r

r = 6 cm

Answer:

In which step did the student make an error?

Step

✔ 4

.

Solving for r, the length of the radius should be

✔ 6

cm.

Step-by-step explanation:

which equation has (2, -1) as a solution
a. y=2x-1
b. y=x+3
c. y=x-3
d. y=-2x+1

Answers

Answer:

y=x-3

-1=2-3=-1

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

helppppppppppppppppppppppppppppp

Answers

Don’t fall for those fake links love!

Can you guys help me finish this quiz tonight

Answers

The Answer Is g(x)=1/3x^2

Use (3,3) to find the equation.

3^2x1/3=3

Meaning y or g(x) equals 3. Which is true.

Answer:

I'm pretty sure its (A)

g(x) = [tex]\frac{1}{3} x^2[/tex]

16. Which of the following
numbers should go in the
space to make the equation
true?
(4 x 2) × (6-3) = 4 x_x2

Answers

Answer: 3

Step-by-step explanation: Start off by solving the right side of the equation: 4 x 2 is 8 and 6 - 3 is 3, and then you must do 8 x 3 which is 24. Now, the equation should look like this: 24 = 4 x _ x 2. Next, you should go a step further with the left side of the equation by multiplying 4 and 2. Now, the equation should look like this: 24 = 8 x _. For the final step, you must divide 8 on both sides to solve for the missing number. Since 24 divided by 8 is 3, your answer is 3.

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