Question 1

Choose the name of the polynomial based on its degree and number of terms.

$3x^2+2x^3-5x$

Accepted Answer

cubic trinomial

Answer

quadratic trinomial

Answer

linear binomial

Answer

cubic binomial

Question 2

Simplify the polynomial.

$\left(3x^2-2x\right)-\left(5x^2+3x-7\right)$

Accepted Answer

$-2x^2-5x+7$

Answer

$-2x^2-5x+7$

Answer

$-2x^2-5x+7$

Answer

$-2x^2-5x+7$

Question 3

Solve:

$\left(3x^2-2x\right)-\left(5x^2+3x-7\right)$

Accepted Answer

x = 14

Answer

x = -14

Answer

x = -9

Answer

x = 9

Question 4

Solve:

$\left(3x^2-2x\right)-\left(5x^2+3x-7\right)$

Accepted Answer

x = 120

Answer

x = $\frac{6}{5}$

Answer

x = -120

Answer

x = 20

Question 5

Solve:

$\left(3x^2-2x\right)-\left(5x^2+3x-7\right)$

Accepted Answer

x = -12

Answer

x = 12

Answer

x = -4

Answer

x = -6

Question 6

Which equation is equivalent to $\frac{6}{5}$ , when solved for t?

Accepted Answer

t = $\frac{6}{5}$

Answer

t = dr

Answer

t = $\frac{6}{5}$

Answer

t = $\frac{6}{5}$

Question 7

Solve:

$\left(3x^2-2x\right)-\left(5x^2+3x-7\right)$

Accepted Answer

All Real Numbers

Answer

x = 6

Answer

x = 0

Answer

No Solution

Question 8

Solve for x and identify the property used.

$\left(3x^2-2x\right)-\left(5x^2+3x-7\right)$

Accepted Answer

x = 2; subtraction property

Answer

x = -2; subtraction property

Answer

x = 35; multiplication property

Answer

x = 12; addition property

Question 9

Simplify the polynomial.

$\left(3x^2-2x\right)-\left(5x^2+3x-7\right)$

Accepted Answer

$-2x^2-5x+7$

Answer

$-2x^2-5x+7$

Answer

$-2x^2-5x+7$

Answer

$-2x^2-5x+7$

Question 10

Solve.

$\left(3x^2-2x\right)-\left(5x^2+3x-7\right)$

Accepted Answer

x = 2

Answer

x = $\frac{6}{5}$

Answer

x = 98

Answer

x = -2

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