Question Solve the quadratic equation Solve using square roots Solve by factoring Solve using the quadratic formula Load more z1=−15,z2=15 Evaluate 2z2−450=0Add or subtract both sides 2z2=450Divide both sides 22z2=2450Divide the numbers z2=225Take the root of both sides of the equation and remember to use both positive and negative roots z=±225Simplify the expression z=±15Separate the equation into 2 possible cases z=15z=−15Solution z1=−15,z2=15 Show Solution Graph