Please help

Which expression is equivalent to this polynomial expression?
(2x^5 + 3y^4)(-4x^2 + 9y^4)
A. -2x7 + 11x^5y^4 – x^2y^4 + 12y^8
B. -2x^10 + 11x^5y^4 - x^2y^4 + 12y^16
C. -8x^7 + 27y^8
D. —8x^7 + 18x^5y^4 – 12x^2y^4 + 27y^8

Answers

Answer 1
I think D should be the write answer :)

Related Questions

us
The legend on a map states that 1 inch
is 600 miles. If you measure 5 inches
on the map, how many miles would
the actual distance be?

Answers

Answer:

3,000

Step-by-step explanation:

one inch is equal to 600 miles, 5 × 600 = 3,000

Answer:

3,000

Step-by-step explanation:

600 times 5= 3,000

I hope this helps :)

PLS HELP ASAP THIS IS DUE TODAY AND IM JUST NOW REMEMBERING IT

Answers

i think it's just simply y - 7 ?

Answer:

Its y-7

Step-by-step explanation:

7 less than Y/ y - 7

Write an equation to represent the following statement. 60 is 5 times as great as k

Answers

60=5k
60/5=k
12=k
12=k is your answer, hope this helped :)

Answer:

60=5k

Step-by-step explanation:

k=12

I did it on Khan and got it right!

Let C be the curve defined by xy=−4. Which of the following statements is true of curve C at the point (−2,2)?

Answers

9514 1404 393

Answer:

  C.  It is increasing and concave up because y′>0 and y′′>0.

Step-by-step explanation:

The curve C is a hyperbola in the 2nd and 4th quadrants. As such, it has no maximum or minimum. It is increasing at an increasing rate at the point (-2, 2), so matches the description of choice C.

it is January 17th 2021​

Answers

Yes is is, is your area still there?

3x3-9+2
plz help i may ask

Answers

Answer:

[tex]3 \times 3 - 9 + 2 = 9 - 9 + 2 = 2[/tex]

Answer: 2

Step-by-step explanation: 9-9=0+2=2

Which ratios form a proportion?
A) 4/10 and 10/25
B) 4/9 and 9/4
C) 3/5 and 9/25
D) 4/11 and 6/13

Answers

A) 4/10 and 10/25
These rations form a proportion.

Fine the quotient 6 ÷ 62.82

Answers

the quotient is 0.095
The quotient for 6 divided by 62.82 is 0.095

My sister need help!!!

Answers

Answer:

nice hand writing

Step-by-step explanation:

Find the values of x and y.

Answers

Answer:

x = 7 , y = 4

Step-by-step explanation:

x = 7 , y = 4

Mr Hall sold 78 items at a car boot sale.
35% of his items did not sell,
How many items did Mr Hall have for sale?

Answers

Answer: 120

A 35% decrease of (items he had for sale) is 78.
So 65% of (items he had for sale) is 78.

This means that 0.65 x ? = 78
We can work this out by doing 78/0.65 which is 120.

So I believe Mr Hall had 120 items for sale.

This is called reverse percentages if you want to watch some videos explaining it. Hope this helps!

PLEASE HELP PLEASE Which of the following expressions could be used to represent "three less than half a number"?


1/3 - 3 n

3 n - 1/2

3 - 1/2n

1/2 n - 3

Answers

Answer:

1/3

Step-by-step explanation:

because it was right

Simplify and factor the following expression 3(2x+4)+2(3x-4)

Answers

Answer:

12x+4

Step-by-step explanation:

3 (2x + 4) + 2 (3x - 4)

6x + 12 + 6x - 8

6x + 6x + 12 - 8

12x + 4

Laura randomly pulled a marble from a bag and then replaced it.
• After 60 trials, she had pulled the color blue 25% of the trials.
• She had pulled red 15% of the trials.
• The remaining trials she pulled green.
How many times could Laura be expected to pull a green marble after 300 trials?
O A. 150
OB. 120
O C. 180
OD. 100

Answers

Answer: C. 180 times

Step-by-step explanation:

From the 60 trials, the percentage of times Laura picked a green marble was:

= 100% - Percentage of times blue and red were picked

= 100% - 25% - 15%

= 60%

If these results were repeated with 300 trials, the number of times Laura would be expected to pick green would be:

= 60% * 300

= 180 times

entrique uses a gift card to buy coffee at a coffee shop. The initial value of the guft cord is $20. The function n=20-2.75c represents the amount of money still left on the guft card n after c cups of coffee are bought. Find the zero of this function. Describe what this means in context.

Answers

Answer:

7 cups of coffee

Step-by-step explanation:

Given

[tex]n = 20 - 2.75c[/tex]

Required

Find and describe the zero of the function

To do this, we simply equate n to 0

i.e.

[tex]n = 0[/tex]

Substitute 0 for n in [tex]n = 20 - 2.75c[/tex]

[tex]0 = 20 - 2.75c[/tex]

Add 2.75c to both sides

[tex]0 + 2.75c = 20 - 2.75c + 2.75c[/tex]

[tex]0 + 2.75c = 20[/tex]

[tex]2.75c = 20[/tex]

Divide both sides by 2.75

[tex]\frac{2.75c}{2.75} = \frac{20}{2.75}[/tex]

[tex]c = \frac{20}{2.75}[/tex]

[tex]c = 7.273[/tex]

[tex]c = 7[/tex] --- Approximated

This implies that the maximum cups of coffees that can be bought is 7

The student council needs posters for the Winter Carnival. The print shop charges $15 for each print job. Each poster will cost an additional
$1.35.
Which equation shows the relationship between the number of posters, n, and the total cost, c, in dollars?

O A. c = 1.35n + 15
O B. n = 1.35n + 15
O C. c = 16.35n
O D. n = 16.35c

Answers

Answer: A. c = 1.35n + 15

Step-by-step explanation:

Given: Charge for each job = $15

Additional cost per poster = $ 1.35

Total cost = Charge for each job + (Additional cost per poster) (Number of posters)     ...(i)

Varaibles:

c= Tota; cost for n posters.

Substitute all values in (i), we get

[tex]c=15+1.35n[/tex]

Hence, the required equation : c = 1.35n + 15

Hence, the correct option is A. c = 1.35n + 15.

This graph represents a transformation of the parent cube root function. Replace the values of h and k to create the equation of the transformed function.

Answers

The  equation of the transformed function, y = ∛x+5 - 2

What is parent function?

A parent graph is the graph of a relatively simple function. By transforming the function in various ways, the graph can be translated, reflected, or otherwise changed.

This graph represents a transformation of the parent cube root function.

Here, Parent cube root function is

y= ∛x

and the value of h  and k is equal to 0

Now, as from the graph we can see that the graph changes direction at (-5,-2) which shows the graph is shifted 5 units to left and 2 unit down

Hence, the equation of the transformed function, y = ∛x+5 - 2

Learn more about this concept here:

https://brainly.com/question/18856650

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right now how you can get there ​

Answers

Get where ? you didn’t add a screenshot or anything ..

Which of the following graphs represents the line that passes through (-2, -3) and has a slope of

Answers

Answer: A

Step-by-step explanation:

The answer is choice A since it has the rise and run of 2/3.

What is the value of x in the figure shown below?
С
4.7
D
42°
3.5
3.5
30
B
А A
4.7
=

Answers

Answer:

30 degrees

Step-by-step explanation:

It's a pateelogram so oppate angles are equal so

x = 30 degrees

Hope this helps :)

The measure of x is 30 degree.

What are parallel line?

The fundamental characteristics listed below make it simple to recognise parallel lines.

Straight lines that are always the same distance apart from one another are called parallel lines.No matter how far apart they are from one another, parallel lines can never intersect.

As, we know that the Property of Parallel line are:

Corresponding angle are Equal.

Alternate interior Angles are Congruent.

Vertical angles are Congruent.

As, per the figure we can see that

AB || CD

So, by Alternate Interior Angle

<DCB = <CBA

x = 30

Thus, the measure of x is 30 degree.

Learn more about Parallel line here:

https://brainly.com/question/16701300

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Test: Chapter 1 Post-Test
This Question: 1 pt
5 of 18 (3 complete)
In the figure to the right, estimate the maximum number of smaller figures (at left) that can be placed in the larger figure
(at right) without the small figures overlapping.
Choose the correct estimate below.
A 40
B. 20
0 ООО
C. 10
OD. 30

Answers

do you have a picture?

What is an
equation of the line that passes through the points (-4, 4) and (8,1)?

Answers

Answer:

-1/4x + 3

Step-by-step explanation:

Answer:

y=-1/4x + 3

Step-by-step explanation:

i just got it right

you have 24 homework problems for math class. You finish 12 of them during some extra time in class. If you complete 4 more problems while waiting for the bus, what fraction of the 24 problems will remain?

Answers

Answer:

8/24

1/3 (simplified)

Step-by-step explanation:

You first subtract the amount of homework you already did

24-12=12

12-4=8

8/24

(optional)

Simplify

8/24 = 1/3

HELP DUE 8:30 will give brainliest

Answers

The roots of the parabola is where the x-intercepts are so the answer is x=-1 and x= 5

Which numbers are solutions to the equation 30 = r2? Select all that apply. X = 15 x = 30 X = 900 X = -15 T- 30 Ox= = -900​

Answers

Answer:x=15

Step-by-step explanation:

In 2004, the population of butterflies in West Fremont is 60,000, and growing at a rate of 1.4% each year. Determine the year when the population will reach 240,000.​

Answers

Answer:

99.713 years

Step-by-step explanation:

In year 2103, the population will reach 240,000

Here,

The population of butterflies in West Fremont is 60,000.

And, growing at a rate of 1.4% each year.

How to find interest?

Use compound interest formula [tex]A = P (1 + \frac{r}{100} )^n[/tex] to find interest.

Like in financial interest we have, [tex]A = P (1 + \frac{r}{100} )^n[/tex]

We have;

[tex]240000 = 60000 (1 + \frac{r}{100} )^n\\(1 + \frac{r}{100} )^n = \frac{24}{6} \\(1 + \frac{r}{100} )^n =4\\[/tex]

[tex]n ln (\frac{101.4}{100}) = ln (4)\\ n = \frac{ln 4}{ln 101.4 - ln 100}\\ n = 99.713[/tex]

Hence,

Year = 2004 + 99

So, In year 2103, the population will reach 240,000

Learn more about the interest visit:

https://brainly.in/question/40250673

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Samuel runs around a 1-mile track in 10 minutes, and Sophia runs around the same track in
10 minutes. Assuming they continue running at their respective speeds, how many total
miles will they run in 35 minutes? Express your answer as a mixed number.

Answers

Answer:

3.5 miles

Step-by-step explanation:

Step one:

given data

Samuel runs around a 1-mile track in 10 minutes

Samuel's speed is

speed= distance/time

speed= 1/10= 0.1 miles per minute

Sophia runs around the same track in 10 minutes

Hence Sophia's speed is also = 0.1 miles per minute

Step two:

Given that the time is 35 minutes, and their speeds are 0.1 miles per minute, we can find the distance from

speed= distance/time

distance= speed*time

distance= 0.1*35

distance= 3.5 miles

A resale stores having a sale on DVDs and cds. DVDs cost $7 and CDs cost $4. on one day, the store made $211 from DVD and CD sales and so the total of 40 times. Write a system of equations then solve to find how many DVDs and CDs were sold show both the equations and the solution

Answers

Answer:

Step-by-step explanation:

7 x 20

4 x 17

Most people celebrating the new year will spend no more than $200. Write the amount that the average person will spend as an inequality, where X is the amount of personal spend.

Answers

Answer:

p * 200 ≥ x

Step-by-step explanation:

People multiped by the max amount that people can spend is greater than or equal to the what p actually spent.

   p * 200        ≥         x

MAXIMUM $        ACTUAL $

HURYYYYYYYYYYYYYYYYYYYYYY
According to the graph, which of the following is true?
a.
Rural population was increasing at a greater rate than urban population.
b.
Between 1900 and 1920, the total population declined.
c.
Between 1900 and 1920, urban population increased at a greater rate than rural population.
d.
Urban population grew more quickly before the Civil War.

Answers

Answer:

The answer is C.

Step-by-step explanation:

Hope this helps!

Answer:

c

Step-by-step explanation:

have a good day

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