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3 years ago

How do you solve this one 10x^2-25=x^2

Mathematics

1 answer:

solong [7]3 years ago

4 0

10x^2 - 25 = x^2
Take the square root of each side.

$\sqrt{x^2} = \sqrt{10x^2 - 25}$
x = 10x - 5i

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