Front

(4x+1)(5x−2)

Back

20x² − 3x − 2

Front

(5x+1)(x+4)

Back

5x² + 21x + 4

Front

(3x − 6)(7x + 7)

Back

21x² − 21x − 42

Front

(x + 3)(x + 7)

Back

x² + 10x + 21

Front

(2x − 3)(2x + 3)

Back

4x² − 9

Front

Simplify the expression.
-3x²( 7x² - x + 4)

Back

-21x⁴ + 3x³ -12x²

Front

Simplify the expression.
x³(2x²+3x)

Back

2x⁵+3x⁴

Front

-5x⁶(3x² - 12x + 30)

Back

-15x⁸ + 60x⁷ - 150x⁶

Front

(5x+2)(x²-3x+6)

Back

5x³ - 13x² + 24x +12

Front

(x-3)(x²+2x+7)

Back

x³-x²+x-21