Unit 2 Review

Add /Subtract

100

(2x³ - 3x²) - (-4x² + 7)

2x³ + x² - 7

200

(4n- 3n³) - (3n³+ 4n)

0

300

(-4k⁴+ 14+ 3k²) + (-3k⁴- 14k²- 8)

-7k⁴ -11k² +6

400

(-x⁴+ 13x⁵+ 6x³) - (6x³+ 5x⁵+ 7x⁴)

8x⁵ - 8x⁴ 

500

(7 - 13x³ - 11x) - (2x³+ 8 - 4x⁵) + (-7x⁵+ 14 - 2x) + (10x⁴+ 7x+ 5x⁵)

2x⁵ + 10x⁴ - 15x³ - 6x + 13

Distribute Polynomials

100

In the expression 3x² + 2x -7, which term is the linear term?

2x

200

What degree is the expression below?

3 - 17x² + 13x⁵ -4x

5

300

Distribute:

1.5x(2x² + 4x)

3x³ + 6x²

400

3i(4i + 2)² 

-48 - 36i

500

(x + y)⁴

x⁴ + 4x³y + 6x²y² + 4xy³ + y⁴

Factor (a = 1)

100

x² - 4x - 32

(x + 4)(x - 8)

200

x² - 11x + 24

(x - 8)(x - 3)

300

x² - 3x - 40

(x + 5)(x - 8)

400

12x² + 12x - 24

12(x+2)(x-1)

500

8x² - 104x + 288

8(x-9)(x-4)

Factor (a not 1)

100

3x² - 9x + 6

(3x - 3)(x - 2)

200

2x² + 11x +12

(2x + 3)(x+4)

300

12x² + 11x + 2

(4x + 1)(3x + 2)

400

15x² + 29x + 12

(5x + 3)(3x + 4)

500

45x² - 15x - 30

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

Zero Product Property

100

Solve for x:

(x+2)(x-6) = 0

x = {-2, 6}

200

Solve for x:

(x-8)(x-3) = 0

x = {8, 3}

300

Solve for x:

(2x+5)(3x+6) = 0

x = {-5/2, -2}

400

Solve for x:

4x² - 20x + 16 = 0

x = {1, 4}

500

Solve for x:

20x³ + 28x² + 8x = 0

x = {0, -2/5, -1}