3 years ago

Solve x^2-6x+25 = 0 by completing the square.

Mathematics

1 answer:

Oksana_A [137]3 years ago

3 0

First, subtract both sides by 25:

x^2 - 6x = -25

Because we're completing the square, we subtract both sides by 9:

x^2 - 6x - 9 = -34

(x - 3) = 5.831 (about)

x = 8.831

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