Solve 64=8(r^2) - ScanMath

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Type your math problem... 64=8(r^2)

Question

Solve the quadratic equation

Solve using square roots

Solve using the quadratic formula

Solve using the PQ formula

r_{1} = - 22, r_{2} = 22

Alternative Form

r_{1} \approx - 2.828427, r_{2} \approx 2.828427

Show Solution

x^{2} + y^{2} = 8

Show Solution