Question Factor the expression (x+3)2 Evaluate x2+6x+9Solution (x+3)2 Show Solution Find the roots x=−3 Evaluate x2+6x+9To find the roots of the expression,set the expression equal to 0 x2+6x+9=0Use a2+2ab+b2=(a+b)2 to factor the expression (x+3)2=0Simplify the expression x+3=0Move the constant to the right-hand side and change its sign x=0−3Solution x=−3 Show Solution