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8 October, 14:28

Complete the square for the expression

x

2

+8x

x2+8x

. Then factor the trinomial.

+4
Answers (1)
  1. 8 October, 15:43
    0
    x^2+8x+16

    (x+4) ^2

    Step-by-step explanation:

    x^2 + 8x

    Take the coefficient of the x term

    8

    Divide by 2

    8/2 = 4

    Square it

    4^2 = 16

    x^2+8x+16

    We can factor it into

    (x+8/2) ^2

    (x+4) ^2
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