Question Factor the expression −3(3x+2)2 Evaluate −27x2−36x−12Solution −3(3x+2)2 Show Solution Find the roots x=−32Alternative Form x=−0.6˙ Evaluate −27x2−36x−12To find the roots of the expression,set the expression equal to 0 −27x2−36x−12=0Use a2+2ab+b2=(a+b)2 to factor the expression −3(3x+2)2=0Divide the terms (3x+2)2=0Simplify the expression 3x+2=0Move the constant to the right-hand side and change its sign 3x=0−2Removing 0 doesn't change the value,so remove it from the expression 3x=−2Divide both sides 33x=3−2Divide the numbers x=3−2Solution x=−32Alternative Form x=−0.6˙ Show Solution
Algebra
Calculus
Trigonometry
Matrix Algebra Calculus Trigonometry Matrix