Question Solve the quadratic equation Solve using square roots Solve using the quadratic formula Solve using the PQ formula z1=−413,z2=413Alternative Form z1≈−0.901388,z2≈0.901388 Evaluate 13=z×16zMultiply More Steps Evaluate z×16zMultiply the terms z2×16Use the commutative property to reorder the terms 16z2 13=16z2Swap the sides 16z2=13Divide both sides 1616z2=1613Divide the numbers z2=1613Take the root of both sides of the equation and remember to use both positive and negative roots z=±1613Simplify the expression z=±413Separate the equation into 2 possible cases z=413z=−413Solution z1=−413,z2=413Alternative Form z1≈−0.901388,z2≈0.901388 Show Solution Graph