Question Solve the quadratic equation Solve using square roots Solve by factoring Solve using the quadratic formula Load more f1=−1,f2=1 Evaluate f2=21×2×1Multiply the terms More Steps Evaluate 21×2×1Rewrite the expression 21×2Reduce the numbers 1×1Simplify 1 f2=1Take the root of both sides of the equation and remember to use both positive and negative roots f=±1Simplify the expression f=±1Separate the equation into 2 possible cases f=1f=−1Solution f1=−1,f2=1 Show Solution Graph