Question Simplify the expression 4x2+24x+36 Evaluate (−2x−6)(−2x−6)Multiply the terms (−2x−6)2A negative base raised to an even power equals a positive (2x+6)2Use (a+b)2=a2+2ab+b2 to expand the expression (2x)2+2×2x×6+62Solution 4x2+24x+36 Show Solution Factor the expression 4(x+3)2 Evaluate (−2x−6)(−2x−6)Evaluate 4x2+24x+36Solution 4(x+3)2 Show Solution Find the roots x=−3 Evaluate (−2x−6)(−2x−6)To find the roots of the expression,set the expression equal to 0 (−2x−6)(−2x−6)=0Multiply the terms (−2x−6)2=0The only way a power can be 0 is when the base equals 0 −2x−6=0Move the constant to the right-hand side and change its sign −2x=0+6Removing 0 doesn't change the value,so remove it from the expression −2x=6Change the signs on both sides of the equation 2x=−6Divide both sides 22x=2−6Divide the numbers x=2−6Solution More Steps Evaluate 2−6Reduce the numbers 1−3Calculate −3 x=−3 Show Solution