Polynomial Quiz Review (8th)

Simplify: 
(x² - 3x - 2) + (5x² + 10x - 5)

• 5x⁴ - 30x² + 10
• 6x² + 7x - 7
• 6x⁴+ 7x² - 7
• 4x² + 13x + 7

Simplify :

-6x + 4(-x - 3)

• -2x - 12

• 10x + 12

• -10x - 12

• -2x + 12

Simplify:

(2x+3)²

• 2x+3+2x+3

• 4x²+12x+9

• 4x²+9

• 16x²+9

Simplify:

(x +2)(x + 3)

• x² + 5x + 6

• x² + x + 6

• x² + 5x + 5

• x² + 6x + 6

Simplify:

(x + 8) - (x + 3)

• 5

• X² - 24

• 11

• None of the above

Simplify:

7(x - 2y) - 3(3x + y)

• 16x - 4y

• -2x - 17y

• 2x + 17y

• None of the above

Simplify:

(x + 3) + (x + 4)

• 2x - 1

• x² + 7x + 12

• x² + 7

• 2x + 7

Simplify:

6xy ( 5xy - xy)

• 30xy - 6xy

• 30x²y² - 6x²y²

• 24xy

• 24x²y²

Simplify:

(x - 5)(x + 4)

• x² - 20

• x² - x - 20

• x² - 9x - 20

• None of the above

What is the perimeter of the triangle shown?

• 9r²+r-5
• 9r⁴+r²-4
• 9r²-r+4
• 9r²+r-4