(7x-3)(2x+5)
14x2 + 29x - 15, write 29x = 35x - 6x
= 14x2 - 6x + 35x - 15
= (14x2 - 6x) + (35x - 15)
= 2x(7x - 3) + 5(7x - 3)
= (7x-3)(2x+5)
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Factor the polynomial x2 - 10x + 25. Enter each factor as a polynomial in descending order.
(3x + 4)(3x + 4)
(x+1)(x+9)
(x-3)(x+8)
(x - 3)(x - 3)