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This is an incomplete quadratic equation. Drop the 0X, as it is superfluous.

4X^2 -25 = 0

X^2 =25/4

X = +/- sqrt(25/4)

X = +/- (5/4)

check

4(5/4)^2 -25 = 0

true

4(-5/4)^2 - 25 = 0

also true

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14y ago

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