(x+6)²
x² + 12x + 36
(x+2)(x+5)
x² + 7x + 10
(x²+7)+(x+8)
x² + x + 15
(3x²+7)-(2x²+2)
x² + 5
x²+8x+16
(x + 4)(x + 4)
(x+15)²
x² + 30x + 225
(3x+4)(6x+2x+12)
24x² + 68x + 48
(4x²+3)+(3x²+7x+6)
7x² + 7x + 9
(-5x²+4)-(-10x²+6)
5x² - 2
x²+12x+35
(x + 7)(x + 5)
(7x+y)²
49x² + 14xy + y²
4x(12x+7)
48x² + 28x
(3x³+5x²-7)+(x³+2x²)
4x³ + 7x² - 7
(-7x²-10)-(-5x²+9x-7)
-2x² - 9x - 3
3x²+19x+20
(3x + 4)(x + 5)
(8x²-y²)²
64x⁴ - 16x²y² + y⁴
(2x²+7)(5x²+3x+13)
10x⁴ + 6x³ + 61x² + 21x +91
(7x⁴+5x²-10)+(2x⁴-4x²-8)
9x⁴ - x² - 18
(-8x²-6x+1)-(x²-9x-1)
-9x² + 3x + 2
3x²-22x+7
(3x - 1)(x - 7)
(5x⁵+y⁴)²
25x¹⁰ + 10x⁵y⁴ + y⁸
(4x²+4x+3)(2x²+2x-5)
8x⁴ + 16x³ - 6x² - 14x - 15
(7x⁵+5x⁴-7x²+10)+(7x⁵-3x²-x)
14x⁵ + 5x⁴ - 10x² - x + 10
(-12x²-2x+7)-(-10x²+3x+10)
-2x² - 5x - 3
5x²-14x+9
(5x - 9)(x - 1)