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26-01-2018
Mathematics

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HELP!!! I suck at factoring. Factor the expression below. x^2 - 10x + 25

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26-01-2018

a=1 b=-10 c=25
a x c= ac --> what two numbers multiplied together equal ac and also add . together to equal the value of b.
1 x 25 = 25
-5 x -5 =-10.
(x^2-5x) (-5x +25)
x(x-5) -5(x-5)
(x-5)^2

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