PLEASE DON'T IGNORE!What is the degree of the polynomial (z^5)(y^3) + y^2 + 7y?
A. 2
B. 3
C. 5
D. 8

Answers

Answer 1
Answer: answer is b hope this helps

Related Questions

Need a quick answer for this homework
Please answer 2 question
What number divided by 12 gives an answer of 72
Mel had a whole pizza. His friends ate 3/4 of the pizza. Mel said he had 1/2 of the pizza left. Is Mel's answer reasonable?
Which of the following is equivalent to 1/3(6x-12y) ?A.2x - 4yB.2x + 4yC.2x - 12yD.6x - 12y

How do I write two hundred fifty million in expanded notation using powers of ten

Answers

2.5 x 10^8 I think that's it anyway
there are 8 zeros in a million and the power of ten equals a number per 0 so 2.50 * 10 to the 8th

The two bases of a trapezoid are 3 and 11 and the altitude is 8. What is the area of the trapezoid? A. 56
B. 112
C. 64
D. 96

Answers

The area of the given trapezoid is 56 sq.units.

What is a trapezoid?

A quadrilateral with at least one pair of parallel sides is called a trapezoid.

Given that, the two bases of a trapezoid are 3 and 11 and the altitude is 8

Area of a trapezoid = (sum of the two bases) / 2 × height

= (3+11) / 2 × 8

= 14 / 2 × 8

= 7 × 8

= 56

Hence, the area of the given trapezoid is 56 sq.units.

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a+b/2×h

3+11/2×8

14/2×8

7×8= 56 which is :A

Simplify, 5(2x + 3y) - 4(3x - 5y)

Answers

5(2x + 3y) - 4(3x - 5y)

5(2x) + 5(3y) - 4(3x) + 4(5y)

(10x + 15y) + (-12x + 20y)

(10x - 12x) + (15y + 20y)

-2x + 35y

Answer:

-2x+35y

Step-by-step explanation:

5\left(2x+3y\right)-4\left(3x-5y\right)

Expand:-

\hookrightarrow	10x+15y-4\left(3x-5y\right)

\hookrightarrow	10x+15y-12x+20y

Combine 10x and -12x = -2x

\hookrightarrow	-2x+15y+20y

Combine 15y and 20y = 35y

\hookrightarrow	-2x+35y

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An automobile factory is assembling cars and they need to have all of the parts in stock at the assembly line. Each car needs four tires and a spare tire for the trunk. If they produce c cars per day, what formula shows how to calculate the number of tires, t, needed?

Answers


t = 5c

Each car needs 5 tires (4 on it and 1 spare, which add up to five). So for every one car they make they need 5 tires. Two cars would need 10 tires, 3 would need 15 tires, etc, so the number of tires can be found by multiplying the number of cars by 5. Putting this into equation form, you'd get t = 5c

Final answer:

The formula to calculate the number of tires needed in an automobile factory is t = (4c) + c, where t represents the number of tires needed and c represents the number of cars produced per day.

Explanation:

The formula to calculate the number of tires needed in an automobile factory is given by:



t = (4c) + c



Where t represents the number of tires needed and c represents the number of cars produced per day.



For example, if the factory produces 100 cars per day, we can substitute c = 100 into the formula to find that t = (4 * 100) + 100 = 500 + 100 = 600. Therefore, the factory would need 600 tires per day.

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Which products result in a perfect square trinomial? Check all that apply.A=(–x + 9)(–x – 9)
B=(xy + x)(xy + x)
C=(2x – 3)(–3 + 2x)
D=(16 – x2)(x2 – 16)
E=(4y2 + 25)(25 + 4y2)

Answers

The correct answers are:

B=(xy + x)(xy + x) ; C=(2x – 3)(–3 + 2x) ; and E=(4y² + 25)(25 + 4y²)

Explanation:

In order to have a perfect square trinomial, we must multiply two binomials that are exactly the same.  For (xy+x)(xy+x), are multiplying two identical binomials.

For (2x-3)(-3+2x), we are multiplying two binomials that are the same but written in a different order.  The same is true of (4y² + 25)(25 + 4y²).

Answer:

A and E and C

Step-by-step explanation:

A perfect square trinomial can be written as the square of a binomial.

sand is falling at the rate 27 cubic feet per minute onto a conical pile whose radius is always equal to its height. how fast is the height of the pile growing when the height is exactly (a) 3 feet (b) 6 feet (c) 9 feet.

Answers

Answer:

Step-by-step explanation:

The formula for the volume of a cone is V = (1/3)(area of base)(height).  If the radius is always equal to the height of the cone, then V = (1/3)(πh²)(h), where we have eliminated r.  Shortened, this comes out to V = (1/3)(π)(h³).  

We want to know how fast h is increasing when h = 3 ft.

Taking the derivative dV/dt, we get dV/dt = (1/3)π(3h²)(dh/dt), or, in simpler terms, dV/dt = πh²(dh/dt).  Set this derivative = to 27 ft³/min and set h = 3 ft.

Then 27 ft³/min = π(3 ft)²(dh/dt) and solve for dh/dt:  (3/π) ft/min = dh/dt when h = 3 ft.