Pre-Algebra

Simplifying Polynomials

100

(2x³ + 5x²) − (12x + 2x²)

2x³ + 3x² - 12x

200

14x − 3x² − 2(6x ² + 6x ³ )

-6x³ - 15x² + 14x

300

2x³ − (4x⁴ + 2x) + x²

-4x² + 2x³ + x² - 2x

400

2(4x − 3x³ ) − 3(3x³ + 4x² )

-15x³ - 12x² + 8x

Multiplying Binomials

100

(x + 2)(x + 8)

x² + 10x + 16

200

(x − 3)(x + 3)

x² - 9

300

(2x + 2)(x + 3)

2x² + 8x + 6

400

(3x − 2)(4x + 2)

12x² - 2x -4