can someone help me on this problem what does it mean by a “smaller zero”? what is the zero

Can Someone Help Me On This Problem What Does It Mean By A Smaller Zero? What Is The Zero

Answers

Answer 1

Answer:

  (c)  -2/5

Step-by-step explanation:

A "zero" or "root" or "x-intercept" of a function is a value of the independent variable (x) that makes the function (f(x)) have a value of zero. It is found where the graph of the function crosses the x-axis.

A quadratic function will have two (2) zeros. If they are different, one will be smaller than the other (leftmost on the number line).

Difference of squares

You may recognize that 25x² and 4 are both perfect squares, (5x)² and 2², respectively. That means the expression (25x² -4) is the difference of squares.

The difference of squares is a special polynomial form, useful for the way it factors:

  a² -b² = (a -b)(a +b)

Here, that means the factored form of f(x) is ...

  f(x) = (5x -2)(5x +2)

Zero product rule

The "zero product rule" says a product can only be zero if one or more factors is zero. This is exceptionally useful for determining the zeros of a polynomial function from its factored form.

It tells us f(x) = 0 only when one of (5x-2) = 0, or (5x+2) = 0. These are simple equations to solve to find the corresponding values of x:

  5x -2 = 0   ⇒   5x = 2   ⇒   x = 2/5

  5x +2 = 0   ⇒   5x = -2   ⇒   x = -2/5

Zeros of f(x)

The above tells us the zeros of f(x) are -2/5 and 2/5. These values of x make f(x) = 0. The smaller zero is the one that is more negative: -2/5.

  smaller zero: -2/5

__

Additional comment

A polynomial may have complex zeros. Only the real zeros will be x-intercepts on a graph of the function. Complex zeros must be found another way, not by graphing.

Can Someone Help Me On This Problem What Does It Mean By A Smaller Zero? What Is The Zero

Related Questions

Pls help
Due pretty soon

Answers

Answer:

I think the area is 25 im unsure of the perimeter amd sorry if I'm wrong.

the area is 25 you add all

Blue whales eat an average of 5,000 pounds of fish daily, with a standard deviation of 850 pounds. Approximately what percentage of blue whales eat more than 6,700 pounds of fish?

A. 2.5%
B. 5%
C. 15.87%
D. 31.74%

Answers

Answer:

it is C 15.87%  

Step-by-step explanation:

can i get brainlyliest

Answer:

2.5%

Step-by-step explanation:

I did the math, it might be wrong but i looked up a chart and yeah, still the only one that makes sense out of all of these anyways.

Simplify The Expression

5x-4y+2(y+x)

Answers

Answer:

5x-2y

Step-by-step explanation:

5x-4y+2y+2x=

7x-2y

Answer: 7x-2y
distribute: 2y+2x
bring down: 5x-4y+2y+2x
combine like terms:7x-4y+2y
combine like terms: 7x-2y
hoped this helped!

Write and solve a proportion to answer the question. (Skills Review Handbook) 21. 70% of what number is 98?

Answers

Answer:

451.61

Step-by-step explanation:

1) Set a linear equaion

[tex] \frac{98}{x} = \frac{21.70}{100} [/tex]

2) Cross multiply

[tex]21.70x = 98 \times 100[/tex]

3) Multiple the right side

[tex]21.70x = 9800[/tex]

4) Divide both side by 21.70

[tex] \frac{21.70x}{21.70} = \frac{9800}{21.70} [/tex]

5) Solve the linear equation

[tex]x = 451.6129032[/tex]

[tex]x≈451.61[/tex]

Then 21.70% of 451.61 is 98

What is the measure of x? Image below

Answers

Answer:

Angle x= 76

Step-by-step explanation:

angle DIJ = 180-107

                =73

angle x =angle DJI =180-31-73

                               =76

both angles x and DJI are equal because they both intersect with each other.

Angle X is equal to 76°

27. The fifth and thirteenth terms of an arithmetic sequence are 5 and 77 , respectively. Find the first term and the tenth term.

Answers

Answer:

if the first term is 13, the second will be 13+x, the third 13+2x and so on, the tenth term will be 13+9x=40 9x = 27 x = 3 so the difference between the terms is 3 the sum of the first 10 terms is 13*10 + (x+2x+…+9x) = 130 + 45x = 130 + 45*3 = 130 + 135 = 265

Step-by-step explanation:

hope this helps you!

(PLS HELP HURRY MY TEACHER NEEDS ME TO PASS THIS!)

What is the rate for the function shown?

Answers

Answer: $4/1lb

Why: graph shows an increase in cost by $4 per 1 lb
answer would be the second option

For which distributions is the median the best measure of center?



Select each correct answer.

Answers

Answer:

d

Step-by-step explanation:

d has similar ones from the middle to the right and the left

answer to this question is d

BRAINLIESTT again, lol, i have no life.

Answers

Answer:

3/5+1/10=7/10

Step-by-step explanation:

Multiplying both sides of 3/5, we get a common denominator (6/10)

The adding the two together, we get 7/10.

Good luck! Hope this helps!

Answer:

LCD = 5  

3/5 *2 because the denominators must be equal so 6/10 + 1/10

Then the full answer is 7/10

Hope this helps!

Explain the difference between center and shape of a data set.

Answers

The center is the median and/or mean of the data. And, the shape describes the type of graph.

There are many shapes data sets could show. One example would be asymmetric data set. In this case, both sides of the picture would look almost exactly or could be exactly (rarely) alike. In this case, the mean could be used as a measure of center.

When the data is skewed right or left, the pictorial representation of the data will show fewer data points on the side where it is skewed and more data on the opposite side. The tail will be longer on the right if it is skewed right and vice versa.

In skewed right data, the mean will be greater than the median, and if the data is skewed left, the mean will be less than the median. The mean is not the measure of the center when the data is skewed.

PLSS help

Elsa used 23 of a cup of sugar in chocolate cupcakes and 34 of a cup of sugar in vanilla cupcakes. Which choice is the MOST reasonable for how much more sugar Elsa used in the vanilla cupcakes?
A)7/12 cup
B) 1/2 cup
C) 1/6 cup
D)1/12 cup

Answers

Answer: D, 1/12

Explanation:
Since it says how much MORE, we subtract. SO
3/4 - 2/3= 1/12

Answer:

1/2 cup

Step-by-step explanation:

Subtract 34 - 23 = 11 AND the closed number is 12 which is 1/12.

Hope this helps!

PLS HELP!

Give three real-world examples of rectangular prisms. Then give two real-world examples of triangular prisms. Explain how you know the object you chose represents a prism.

Answers

Answer:

A rectangular prism is a three-dimensional shape, having six faces, where all the faces (top, bottom, and lateral faces) of the prism are rectangles such that all the pairs of the opposite faces are congruent.?

Step-by-step explanation:

Is that what you wanted?? sorry if its not

Select the correct answer. What is 10 1/2 divided by 2 1/4 ? A. 23 5/8 B. 4 2/3 C. 2 3/4 D. 1 1/2

Answers

Answer:

The answer is B. 4_2/3

Step-by-step explanation:

21/2  /  9/4 =21/2 * 4/9 =42/9 =4 6/9 =4 2/3

Answer: B) 4 2/3

Step-by-step explanation:

10 1/2= 21/2

2 1/4= 9/4

21/2 divided by 9/4=

21/2 x 4/9= 84/18=

4 2/3

-(-9)_l-9l is it grater than or less than or eqaul to?

Answers

Answer:

Equal to

Step-by-step explanation:

Hello!

Let's simplify the left side:

- ( -9 )           9

Remember that the negative sign also means opposite, so the opposite of negative 9 is positive 9.

Let's simplfy the right side:

| - 9 |9

Remember that in an absolute value bracket, any positive value stays positive, but any negative value turns to the positive value.

So the inequality is 9 _ 9

Therefore the sign should be "=" as 9 is equal to 9.

They are equal. A negative of a negative -(-x) is equal to an absolute value equation |-x|

which graph represent the liner function y= 1/3 x -4?

Answers

The answer would be this graph.

Answer:

Graph 3

Step-by-step explanation:

equation: y = mx + b → y = 1/3x - 4

- m is the slope (slope = rise / run):

- b is the y intercept (when x = 0): -4

Graph 1 is incorrect because the y-intercept is 1.5 on this graph when the equation is -4

Graph 2 is incorrect because the slope is 3 / 1, the rise is 3 and the run is 1

the correct equation for this graph is y = 3x - 4

Graph 3 is correct because the slope is 1/3, the rise is 1 and the run is 3

and the y intercept is -4

Graph 4 is incorrect because the y-intercept is not even shown

A game show has a contestant pick one of five doors to reveal the prize the contestant wins. A photo of a new boat is behind one of the doors, and joke prizes are behind the others. Which BEST describes the probability of winning the new boat?

Answers

Hi,

It is unlikely that the game show contestant will win the boat.

To be exact it is 20% chance that the game show contestant will win the boat.

XD

35. Cindy walks at a constant rate of 2 miles per hour. She leaves home to walk to her friend Jenny's house at 9 am. When she is halfway there, she thinks that she left her phone at home. She turns around and begins to walk back home, but when she is halfway home (from where she turned around), she finds her phone. She turns back around to walk to Jenny's and arrives there at 10 am. How far apart are Cindy's house and Jenny's house?
Hint: Draw a diagram!

Answers

Answer:

you're screwed

Step-by-step explanation:

don't forget your phone so anyon doesn't ever have to do this

Cindy's house and Jenny's house are 1.33 miles distant from each other.

What is speed?

Speed is defined as the rate at which an object is moving (covering a particular distance). It is a scalar quantity as it defines only the magnitude and not direction.

The SI derived unit for speed is meter per second (m/s).

Given,

Cindy leaves house at 9 am and reaches to jenny house at 10 am

Let the distance between Cindy and Jenny house is x

First, Cindy walks half way to jenny house = x/2

then Cindy take U-turn and walks half way to home = x/4

again Cindy take U-turn and reaches jenny house = 3x/4

Total distance walked by Cindy = x/2 + x/4+ 3x/4

                                                    = x/2 + x

                                                    = 3x/2

Speed of jenny is 2 miles per hour

She walks 3x/2 distance and reaches Jenny house in one hour

⇒ 3x/2 = 2

⇒ 3x = 4

⇒ x = 4/3

⇒ x = 1.33 miles

Hence, distance between Cindy's and jenny's house is 1.33 miles.

Learn more about speed here:

https://brainly.com/question/6280317

#SPJ2

10 < 3 (r-3) + 1

Round Decimals to the nearest hundredth place

Answers

Answer:

r>6

Step-by-step explanation:

10<3r+3 x -3+1

Solve by distributing:

10<3r-9+1

Simplify the arithmetic:

10<3r-8

Simplify the arithmetic:

3r-8>10

Add  8 to both sides:

3r-8+8>10+8

Simplify the arithmetic:

3r>10+8

Simplify the arithmetic:

3r>18

Divide both sides by 3:

3r/3 > 18/3

Simplify the fraction:

r>18/3

Find the greatest common factor of the numerator and denominator:

r> 6x3/1x3

Factor out and cancel the greatest common factor:

r>6

What is the circumstance of the circle? (3.14 for pi)

Answers

Answer:

131.88in

Step-by-step explanation:

C = 2πr


The radius of the circle is from center to the perimeter.

In this case the radius is 21in.

3.14 for pi

C = 2(21)(3.14)

C = 42(3.14)

C = 131.88in

Answer:

the answer for this question should be 131.88 because 21 is the radius and the radius is half of the diameter which is 42 because you need to multiply 21 times 2 getting an answer for the diameter but we use the formulas.

C=2 times 3.14 times 21= 131.88

C= 3.14 times 42=131.88

Step-by-step explanation:

I need help I have been stuck on it FOREVER!!!

Answers

Answer:

22.

Step 1: Find area of inner square = 4 ft × 12 ft = 48ft2

Step 2: Find area of outer shape =

25 ft +11 ft = 36 cm2

Step 3: Area of shaded region = area of outer shape – area of inner square

= 36 ft2 – 48 ft2

= 12 ft2

PLS HELP!! GIVING BRAINLIEST TO FIRST CORRECT ANSWER!!+50 POINTS

Answers

Answer:

is there any question?

so I can answer

Answer:

See below

Step-by-step explanation:

7)  a rectangle   12 x 8 = 96

     plus semi-circle   1/2  pi r^2 = 1/2 pi 4^2 = 25.132

          total = 121.132 m^2

8)  Circle area = pi r^2

       large circle   pi * 2^2  = 4pi

            MINUS the smaller one   pi 1.5^2 = 2.25 pi

                    total = 1.75 pi = 5.498 in^2

9) Square area = 10 x 10 = 100

      minus circle  pi r^2 = 25pi      total = 21.46  ft^2

somebody had a seizure while making this question, please help ​

Answers

Check the picture below.

[tex]\textit{area of a regular polygon}\\\\ A=\cfrac{1}{2}asn ~~ \begin{cases} a=apothem\\ n=\stackrel{side's}{number}\\ s=\stackrel{side's}{length}\\[-0.5em] \hrulefill\\ a=7\\ s=8.1\\ n=6 \end{cases}\implies \stackrel{\textit{area of the hexagonal base}}{A=\cfrac{1}{2}(7)(8.1)(6)} \\\\[-0.35em] ~\dotfill[/tex]

[tex]\textit{volume of a prism}\\\\ V=Bh ~~ \begin{cases} B=\stackrel{base's}{area}\\ h=height\\[-0.5em] \hrulefill\\ B=\frac{1}{2}(7)(8.1)(6)\\ V=3572.1 \end{cases}\implies 3572.1=\cfrac{1}{2}(7)(8.1)(6)h \\\\\\ 3572.1=170.1h\implies \cfrac{3572.1}{170.1}=h\implies \boxed{21=h}[/tex]

well, the length of the tunnel is "h", now two 8 meters cars, that's 8+8=16 meters plus a 3 meter connector between them, that's 16 + 3 = 19 meters, can those two cars connected like so fit inside the tunnel? sure thing, "h" can fit 19 meters just fine.

You pick two of the cards below at random. What is the probability that the card is an even number greater than 5?
The Cards: 3, 4, 5, 6, 7, 8

Answers

Answer:

2 in six chance or 1:3 simplified

Step-by-step explanation:

Answer:

1/3.

Step-by-step explanation:

The 2 numbers whcih are even and > 5 are 6 and 8.

So the Required Probability

= 2/6 = 1/3.

PLEAAAAAAAAAAAASEEEEEEEEEEEEE HELP!!!!!!!!! | In your own words, describe when you should use area, and when you should use volume in calculating the amount of space an object occupies.

Answers

I thinks this I hope it helps :)

The figure below shows a rectangular prism with a height of h inches.

Answers

Answer:

the answer is d

Step-by-step explanation:

your welcome

Find the areas of the figures below.

Answers

4. 42yds squared 5. 95 m squared 6. 152.5 m squared 7. 252cm squared 8. 310’ squared 9. 23cm squared

Answer:

4. 42yds squared 5. 95 m squared 6. 152.5 m squared 7. 252cm squared 8. 310’ squared 9. 23cm squared 

Step-by-step explanation:

PLEASE HELLLP i will give you brainiest points and everything!!!!

Answers

Answer:

A = 8cm

B = 11cm

C = 4cm

D = 4cm

(b)

11x4=32

11x4=32

8x11=88

8x11=88

88+88+32+32=240  (i think)

(c)

240

8x4=32

8x4=32

240+32+32=302

Step-by-step explanation:

A=8cm

B=11cm

C=4cm

D=4cm


b)

11x4=44

11x4=44

8x11=88

8x11=88


88+88+44+44=264 ( Im sure)

c)

264

8x4=32

8x4=32

The dot plots below show the scores for a group of students for two rounds of a quiz:

Which of the following inferences can be made using the dot plots?

A. The range of each round is the same.

B. There is no overlap between the data.

C. Round 1 scores were higher than round 2 scores.

D. Round 2 scores were lower than round 1 scores.

Answers

Answer: A. The range of each round is the same.

Step-by-step explanation:

Below shows the total score for both rounds. As you can see the totals for both rounds are very close so their range is most likely the same.

Round 1

(2 x 2) + (3 x 3) + (4 x 2) + 5 = 26

   4             9             8

Round 2

(3 x 2) + (4 x 3) + (5 x 2) + 2 = 30
   6            12           10

What is 26% of 600?

Enter your answer in the box.

Answers

Answer: 156

Step-by-step explanation: do 600 x 0.26 since 0.26 = 26%, 0.26 x 600 is 156.

Answer:

156

Step-by-step explanation:

600/x=100%/26%

[tex]\frac{x}{600}[/tex] [tex]\frac{26}{100}[/tex]

x=156

the answer to this, i don’t understand it

Answers

answer:
9.2

Step-by-step explanation:
Since it is a right triangle, you can use the Pythagorean theorem to find the third side which is the hypotenuse.

a^2 + b^2 = c^2
7^2 + 6^2 = c^2
49 + 36 = c^2
85 = c^2
9.219 = C
So, the answer rounded to the nearest tenth would be: 9.2


Answer: the answer should be 9.22

Step-by-step explanation:

the formula is a^2 +b^=c ^

So 49 plus 36 equals 85

And the square root of 85 is 9.22

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