Question Simplify the expression 2x2−156x Evaluate 2x2−12x×13Solution 2x2−156x Show Solution Factor the expression 2x(x−78) Evaluate 2x2−12x×13Multiply the terms 2x2−156xRewrite the expression 2x×x−2x×78Solution 2x(x−78) Show Solution Find the roots x1=0,x2=78 Evaluate 2x2−12x×13To find the roots of the expression,set the expression equal to 0 2x2−12x×13=0Multiply the terms 2x2−156x=0Factor the expression More Steps Evaluate 2x2−156xRewrite the expression 2x×x−2x×78Factor out 2x from the expression 2x(x−78) 2x(x−78)=0When the product of factors equals 0,at least one factor is 0 2x=0x−78=0Solve the equation for x x=0x−78=0Solve the equation for x More Steps Evaluate x−78=0Move the constant to the right-hand side and change its sign x=0+78Removing 0 doesn't change the value,so remove it from the expression x=78 x=0x=78Solution x1=0,x2=78 Show Solution