Polynomial Operations

Simplify.

 $x^2-3x+7x^4-6x+1+x^2$  

•  $7x^4+2x^4-9x^2+1$  

•  $7x^4-3x+1$  

•  $7x^4+2x^2-9x+1$  

•  $7x^4+x^2+18x+1$  

Simplify.


 $\left(-2x^3-5x^2+3x\right)+\left(4x^3-x^2+6x\right)$  

• 2x³-6x²-9x

• 2x³+6x²+9x

• -2x³-6x²+9x

• 2x³-6x²+9x

Tags

CCSS.HSA.APR.A.1

Simplify.


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

 

• x² + 6x + 8

• 2x² + 5x - 7

• -x² -6x + 8

• -2x² + 11x - 4

Tags

CCSS.HSA.APR.A.1

Simplify.


 $\left(r-7\right)\left(2r+8\right)$  

• 2r² - 7r - 55

• 2r² - 6r - 56

• 2r² - 123 - 56

• bananas

Tags

CCSS.HSA.APR.A.1