Solve 16x^2-81=0 - ScanMath

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Type your math problem... 16x^2-81=0

Question

Solve the quadratic equation

Solve using square roots

Solve by factoring

Solve using the quadratic formula

x_{1} = - \frac{9}{4}, x_{2} = \frac{9}{4}

Alternative Form

x_{1} = - 2.25, x_{2} = 2.25

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