A = 5x +2x + 10x = x(5+2+10)= 17x
B= 27x² - 27x +27 = 27(x² - x + 1)
C = 9x(x- 3) + 9x(10 + 2x) = 9x ( x-3 +10x+2) = 9x(11x -1)
D = (2x + 1)(8 + x) – (3x - 1)(2x + 1) = (2x+1)(8+x -3x +1)= (2x+1)(-2x + 9)
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A = 5x +2x + 10x = x(5+2+10)= 17x
B= 27x² - 27x +27 = 27(x² - x + 1)
C = 9x(x- 3) + 9x(10 + 2x) = 9x ( x-3 +10x+2) = 9x(11x -1)
D = (2x + 1)(8 + x) – (3x - 1)(2x + 1) = (2x+1)(8+x -3x +1)= (2x+1)(-2x + 9)