What is the number of x-intercepts of the graph of the function f ( x ) = 25 x 2 + 4 ?

Answers

Answer 1

Answer:

0.

Step-by-step explanation:

For x-intercepts:

25x^2 + 4 = 0

x^2 = -4/15

There are no real square roots of a negative value, so there are no x-intercepts.


Related Questions

Because bernard has some health issues, he must pay 15% more for life insurance. about how much more annually will a $115,000 10-year term insurance at age 35 cost bernard than someone of the same age without health issues? a 3-column table with 3 rows. column 1 is labeled age with entries 35, 40, 45. column 2 is labeled 10-year term, male, with entries 1.40, 1.64, 2.07. column 3 is labeled 10-year term, female, with entries 1.36, 1.59, 2.01. a. $161 b. $185 c. $1,073 d. $24

Answers

The amount more annually a $115,000 10-year term insurance at age 35 cost Bernard than someone of the same age without health issues is $24.

What are insurance premiums?

The insurance premium is paid as a cost to cover a possible loss that is unseen.

The annual premium rate as a percentage of the value insured a person at age 35 has to pay is 0.14%.

From the given information, we have that the amount a 35-year-old without health issues will pay per $1,000 is $1.40

The amount to be paid for $115,000 is 115 × $1.4 = $161

The amount Bernard pays = 15% more

= 1.15 × $161

= $185.15

Therefore,

The amount more Bernard has to pay = $185.15 - $161

= $24.15 ≈ $24

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Answer:

b

Step-by-step explanation:

Which number is equivalent to
0.0020635?

A 2.635 x 102

C 2.0635 x 102

B 2.635 x 10-3

D 2.0635 x 103

Answers

Answer:

2.635 x 10-3

Step-by-step explanation:

Since 0.0020635 has 3 zeros on the left of 2 then the power on 10 needs to be 3. AND since the zeros are in the left of 2 not right of 2, the power needs to be negative. So, 10^-3

I REALLY REALLY NEED HELP!!! CANT FIGURE THIS OUT!! GIVING BRAINLIEST TO BEST ANSWER! IM DESPERATE!!




Write a story that could represent the math problem in the picture. You can do itttt!

Answers

Here is a story problem that can go with this:

There was [tex]\frac{3}{4}[/tex] of the cake left after the party. Matthew ate [tex]\frac{2}{6}[/tex] of the leftover cake. How much of the cake did Matthew have?

Answer:

See below ↓

Step-by-step explanation:

There were 24 ice cream cones of different flavors for sale. Marcos buys 3/4 of them and Angelo buys 2/6 of them from Marcos. What is the fraction of the flavors Angelo bought?

From their location in the diagram, what are two possible values for n and m?

A diagram with concentric circles. The outer circle is labeled rational numbers, with an m. The middle circle is labeled integers. The smallest is labeled whole numbers, with an n.

m=3.3, n=−14

m=−2, n=−62

m=6, n=−43

m=−38, n=12

Answers

Concentric circle simply means the circle that has a common center or axis.

What is a concentric circle?

Your information is incomplete. Therefore, an overview of concentric circles will be given. The region between two concentric circles is known as the annulus.

An example of concentric circle is the ripple that is made when a pebble is dropped inside water. The formula for a concentric circle is given as:

(x - h)² + (y - k)² = r².

In conclusion, when two circles have same center, they're called concentric circles.

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Jerry observed 5 heads in 100 tosses of his coin. Do you think this was a fair coin? Why or why not?

Answers

Tossing of the coin by Jerry is an illustration of probability

The coin is not a fair coin

How to determine if the coin is fair?

The sample space of a toss of coin is:

S = {H, T}

This means that the probability of head is:

P(H) = 0.5

In 100 toss, the expected number of heads is:

E(x) = 0.5 * 100

E(x) = 50

This means that the number of head in 100 toss should be close to 50

5 head in 100 tosses is not close to the expected value

Hence, the coin is not a fair coin

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If you are using algebra tiles to factor a trinomial of the form ax2 bx c, when would you need to bring in zero pairs? why?

Answers

If the value of c is negative then zero pairs are required to mimic the polynomial factorization.

What is a factorization?

It is the method to separate the polynomial into parts and the parts will be in multiplication. And the value of the polynomial at this point will be zero.

If you are using algebra tiles to factor a trinomial of the form

[tex]\rm ax^2 + bx + c[/tex]

If the value of c is negative, zero pairs are required to mimic the polynomial factorization.

The constants in the factors are determined by the x-tiles on the board.

Because the product of these constants equals the value of c, you'll need positive x-tiles on one side and negative x-tiles on the other side of the x-squared tile to have opposite signs on the constants.

When multiplying the components, opposite signs on the constants will result in a negative value for c.

More about the factorization link is given below.

https://brainly.com/question/6810544

Answer:

Sample Response: If the value of c is negative, you would need zero pairs to model the factorization of the polynomial. The x-tiles on the board determine what the constants are in the factors. The product of these constants is equal to the value of c, so you would need positive tiles on one side of the x-squared tile and negative x-tiles on the other side to have opposite signs on the constants. Opposite signs on the constants will result in a negative value for c when multiplying the factors.

Step-by-step explanation:


I can’t figure out the answer

Answers

Answer:

B

Step-by-step explanation:

using the rule of radicals

[tex]\sqrt{\frac{a}{b} }[/tex] × [tex]\sqrt{\frac{c}{d} }[/tex] = [tex]\sqrt{\frac{ab}{cd} }[/tex] , then

[tex]\sqrt{\frac{3x}{2} }[/tex] × [tex]\sqrt{\frac{x}{6} }[/tex]

= [tex]\sqrt{\frac{3x^2}{12} }[/tex]

= [tex]\sqrt{\frac{3x^2}{3(4)} }[/tex]

= [tex]\sqrt{\frac{x^2}{4} }[/tex]

= [tex]\frac{\sqrt{x^2} }{\sqrt{4} }[/tex]

= [tex]\frac{x}{2}[/tex]

Ed and Fay shared £330 in the ratio 7 : 4

Ed gives Fay some of his money.

Fay now has the same amount as Ed.

How much does Ed give Fay?

Answers

Ed must give Fay a total of £45 for both to have the same amount of money.

How to solve ratio

Total = £330

Ed = 7Fay = 4Total ratio = 7 + 4

= 11

Ed share = 7/11 × 330

= £210

Fay share = 4/11 × 330

= £120

For Ed and Fay to have the same amount of money, their share must be exactly half of £330.

That is, they must each have £330/2

= £165

Fay:

£165 - £120 = £45

Therefore, Ed must give Fay a total of £45 for both to have the same amount of money.

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Find the volume to the nearest hundredth using 3.14 instead of Pi.

Answers

22/7 lord to the nearest hundreds. 

Step-by-step explanation:

yes the volume and use 3.14 for PI is 22/7 lord to the nearest hundreds. 

Simplify.

23+4⋅8




40

80

96

160
HELP HELP HELP !!!!!!!!!!!!

Answers

Answer:

40 is answer follow me I give you the answer

Answer:

40 i think

Step-by-step explanation:

The interior angles formed by the sides of a hexagon have measures that sum to 720°.

What is the measure of angle F?

Enter your answer in the box.

​m∠F=​
°

Answers

Answer:

Angle F = 140°

Step-by-step explanation:

Add up all the angles and set it equal to 720°

x-20+x-40+x-60+130+120+110=

720

Add the x's together. And the numbers together.

3x - 120 + 360 =720

3x + 240 = 720

Subtract 240.

3x = 480

Divide by 3.

x = 160

Now find Angle F.

F = 160 - 20

F = 140°

Which decimal is equal to 3/5?

0.25
0.3
0.4
0.6
0.75

Answers

Answer:

.6

Step-by-step explanation:

We want to get the denominator to 10

3/5 * 2/2 = 6/10

The decimal equivalent is

.6

name this polynomial:-14

Answers

Answer:

monomial

Step-by-step explanation:

monomial eg 14 , x , 15x , -50 , -70x

This is -14 is a monomial the reason is there is only one term.

i need help plsss !!!!!!

Answers

Answer:

I think the 2nd and the forth

What is the following product?
(~/14 - 3)(/12 +7)
O 2N/42+7N/2-6-/21
O 14-6+N7
• 26 + /21 -/15-/10
2,/42 - 21

Answers

(√14-√3)(√12-√7)√14(√12-√7)-√3(√12-√7)√168-√98-√36-√212√42-7√2-6-√21

Option A

Your car averages 31 mph on the highway, but the actual mileage varies from average by at most 5 mph. What is your range of mileage?​

Answers

Answer:

26-36

Step-by-step explanation:

If I'm not mistaken, the range of milage should be 26-36 mph, because we know that the maximum you will deviate from your avergae is 5 in either direction. So, you can subtract 5 from 31 (26) and add 5 to 31 (36) to get the range.

Hope this helps! :)

pls answer quick. i will award brainliest!

Answers

I believe the answer is 15.



Explanation:


We know that one side of the shape is 15 square inches long, so we can infer that the side parallel to it is also 15. So we have a total of 30 so far. 60-30= 30. 30/2 is 15. So x=15

solve the inequality 8x > 48

Answers

Step-by-step explanation:

[tex] = 8x > 48[/tex]

Now , divide both side by the same number...

[tex] = 8x \div 8 > 48 \div 8[/tex]

[tex] = x > 6[/tex]

Find the zeros of the function p(x) = -9x^2 + 1

Answers

Answer:

Zeros: 1/3 and -1/3

Step-by-step explanation:

You can solve this for the zeros by using the factoring method:

p(x) = (-3x-1)(3x-1)

Then, you take each factored equation and set it equal to zero:

-3x-1=0

3x-1=0

Then, solve for zero:

-3x=1    x=-1/3

3x=1     x=1/3

Your zeros are 1/3 and -1/3.

What is the slope of the line 5y = 2x - 15?

Answers

Answer:

2/5x

Step-by-step explanation:

The equation of a line in slope intercept form:

y = mx + b, where m is the slope and b is the y-intercept.

1) Rearrange the terms so it matches y = mx + b. In this case, it is already rearranged.

5y = 2x - 15

2) Divide the terms by 5.

y = 2/5x - 3

Answer:

2/5 is the slope of the line 5y = 2x - 15

Step-by-step explanation:

y = mx + b

                 m = slope

                  b = y-intercept.

5y = 2x - 15

Divide  both sides  by 5.

y = 2/5x - 3

  2/5 =m

2/5=slope

Can anyone solve this correctly?

Answers

Answer:

A.[tex]200.96 \: {ft}^{2}[/tex]

Step-by-step explanation:

Corral is circular in shape.

Radius of the corral would be be the distance from the post to the edge of the corral.

-> r = 8 ft

[tex]A(grass\: eaten) = \pi {r}^{2} \\ \\ = 3.14 {(8)}^{2} \\ \\ = 200.96 \: {ft}^{2} [/tex]

NEED HELP ASAP ! 30 POINTS

The graph of a line has a slope of 3 and passes through the point (–4, –5).

What is the equation of the line in point-slope form?

Answers

Answer:

y-5=3(x-2) is point slope form. y-y1=m(x-x1) is the general equation for point slope.

help fast!! (no links please.)

Answers

Answer:

C) 3

Step-by-step explanation:

Plug in the values on c and d and solve

((3)^2 + (2)^2) - 2((3)^2 - (2)^2)

Solve inside the parenthesis first

(9+4) - 2(9-4) = (13) - 2(5)

Distribute the 2 and solve

13 - 10 = 3

During the movie norma ate 3 handfuls of snack mix and brennan ate 1 3/8 handfuls how much more did norma eat?

Answers

Answer:

1.625 more handfuls

Explanation:

To start, we know that Norma ate 3 handfuls

n (Norma) = 3

Next, we learn that Brennan ate 1 and 3/8 handfuls. 3/8 converted into decimal form is 0.375, so Brennan ate 1.375 handfuls

b (Brennan) = 1.375

To figure out the difference between the two, you do Brennan's 1.375 and subtract it from Norma's 3.

An equation for this (if it helps) would be

n - b = x

To solve, substitute the values to find x

In conclusion, Norma ate 1.625 more handfuls than Brennan

♡ Ok now have a great day, you are doing amazing! I'm so proud of you! ♡

Rob's first four test scores are 80, 85, 100, and 85. What does he have to score on the last test in order to have a test average of 90?

options:

90


100


10


95

Answers

Answer:

100

Step-by-step explanation:

Suppose Gina can spend a maximum of $150 for fabric for her project. To the nearest tenth, how many yards of each type of fabric could she buy? Write your answer as an inequality. Show your work.

Answers

The length restrictions for each fabric are described by the following inequalities:

Batik

0 ≤ n ≤ 16.67 yd

Linen

0 ≤ n ≤ 18.75 yd

How to determine an inequation related to the quantity of yards bought

In this question we notice that the quantity of yards of fabric (n) is directly proportional to the cost (C). First, we should derive the formulae based on the information contained in tables:

Batik

C = 9 · n     (1)

Linen

C = 8 · n     (2)

Now we proceed to determine the maximum possible amount of fabric:

Batik

n = 150/9

n = 16.67 yd

Linen

n = 150/8

n = 18.75 yd

The length restrictions for each fabric are described by the following inequalities: (Please notice that length is a positive real variable)

Batik

0 ≤ n ≤ 16.67 yd

Linen

0 ≤ n ≤ 18.75 yd

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Write an equation for the line in point-slope and slope-intercept forms.

Passes through (2, -4) and has a slope of -1.

Answers

Answer: It should be -(x - 2)

Step-by-step explanation:

the reason is this right here

y - y1 = m(x - x1)

y1 = 4

x1 = 2

m = -1

y - 4 = -(x - 2)

point-slope form: y-y₁ = m (x-x₁)

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

y -(-4) = -1(x-2)y + 4 = -1(x-2)

slope-intercept form: y = mx + b

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

y + 4 = -1(x-2)y + 4 = -x + 2y = -x + 2-4y = -x -2

When darryl and his family moved to the city, there were 133 retail stores. use the equation to predict what year darryl’s family moved to the city.

Answers

According to the information, the year Darryl and his family arrived in the city was 2001.

How to calculate the year that Darryl and her family moved to the city?

To calculate what year Darryl and her family moved to this city, we need to replace the value of x with the year they moved and the result should be 133.

y = 11x + 12133 = 11x + 12133 - 12 = 11x121 = 11x121 ÷ 11 = x11 = x

According to the above, 11 years passed from 1990 to the year in which Darryl and his family moved to the city, that is, the year 2001.

Note: This question is incomplete because the options and image are missing. Here is the complete information:

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What is the value of x? *
150
Х
4x
15

Answers

Answer:

Hope it helps you.......

23 = y* 5 -2 what is y?

Answers

Answer:

5

Step-by-step explanation:

[tex]23 = y \times 5 - 2 \\ 25 = y \times 5 \\ 5 = y[/tex]

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