Question Factor the expression (y−4)(y2+4y+16) Evaluate y3−64Rewrite the expression in exponential form y3−43Use a3−b3=(a−b)(a2+ab+b2) to factor the expression (y−4)(y2+y×4+42)Use the commutative property to reorder the terms (y−4)(y2+4y+42)Solution (y−4)(y2+4y+16) Show Solution Find the roots y=4 Evaluate y3−64To find the roots of the expression,set the expression equal to 0 y3−64=0Move the constant to the right-hand side and change its sign y3=0+64Removing 0 doesn't change the value,so remove it from the expression y3=64Take the 3-th root on both sides of the equation 3y3=364Calculate y=364Solution More Steps Evaluate 364Write the number in exponential form with the base of 4 343Reduce the index of the radical and exponent with 3 4 y=4 Show Solution