solve by using the perfect squares method

Algebra
Tutor: None Selected Time limit: 1 Day

x^2+16x+64=0

Feb 23rd, 2015

here I can write:

x^2 + 16x +64 = (x+8)^2

so your equation can be rewritten as follows:

(x+8)^2 = 0

and the solutions are:

x_1 = -8,

x_2 = -8

Feb 23rd, 2015

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Feb 23rd, 2015
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Feb 23rd, 2015
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