Question Solve the quadratic equation Solve using square roots Solve using the quadratic formula Solve using the PQ formula v1=−126,v2=126Alternative Form v1≈−0.204124,v2≈0.204124 Evaluate −8v×9v−15=−18Multiply More Steps Evaluate −8v×9vMultiply the terms −72v×vMultiply the terms −72v2 −72v2−15=−18Add or subtract both sides −72v2=−3Divide both sides −72−72v2=−72−3Divide the numbers v2=241Take the root of both sides of the equation and remember to use both positive and negative roots v=±241Simplify the expression v=±126Separate the equation into 2 possible cases v=126v=−126Solution v1=−126,v2=126Alternative Form v1≈−0.204124,v2≈0.204124 Show Solution Graph