Simplifying Polynomials Test Review

Simplify: 3x²+2x²

• 5x²

• 6x²

• 5x⁴

• 6x⁴

Simplify:

(3 - 2x + 2x²) + (4x - 5 + 3x²)

• 7x - 7x + 5x²

• 5x² + 2x - 2

• 5x²

• 5x² + 6x + 8

Simplify: (-3x + 4) + (8x - 5)

• 5x - 9

• 5x - 1

• 11x - 1

• 11x - 9

• None of these

Simplify:

(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3

• -7n² - 8n + 3

• -6n² - 8n + 3

• -7n² - 4n + 3

Simplify:

(4x²+ x) - (x²+ 2x)

• 3x² - x

• 4x² + 2x

• 3x² + 3x

• 3x² + 2x

Simplify: 3x(x² – 4x – 5)

• 3x³ - 12x² - 15x

• 4x³ - 7x² - 8x

• 3x³ - 12x - 15x

• 4x³ - 7x² - 15x

Simplify: (x + 3)(x - 2)

• x² + 5x - 6

• x² + x + 1

• x² + x - 6

• x² + 5x + 1

Simplify: (2x -1)(x + 4)

• 2x² - 7x - 4

• 2x² + 7x + 4

• -2x² + 7x - 4

• 2x² + 7x - 4

Simplify: (4x+1)(5x−2)

• 20x² + 3x − 2

• 20x² − 11x + 5

• 20x² − 18x + 2

• 20x² − 3x − 2

Simplify:

 $\left(3x+4\right)^2$  

•  $9x^2+12x+16$  

•  $9x^2+24x+16$  

•  $6x^2+12x+16$  

•  $6x^2+24x+16$