Question Solve the quadratic equation Solve using square roots Solve by factoring Solve using the quadratic formula Load more x1=1,x2=7 Evaluate (x−4)2=9Take the root of both sides of the equation and remember to use both positive and negative roots x−4=±9Simplify the expression x−4=±3Separate the equation into 2 possible cases x−4=3x−4=−3Solve the equation More Steps Evaluate x−4=3Move the constant to the right-hand side and change its sign x=3+4Add the numbers x=7 x=7x−4=−3Solve the equation More Steps Evaluate x−4=−3Move the constant to the right-hand side and change its sign x=−3+4Add the numbers x=1 x=7x=1Solution x1=1,x2=7 Show Solution Graph