Question Simplify the expression 2x2−78x Evaluate 2x2−6x×13Solution 2x2−78x Show Solution Factor the expression 2x(x−39) Evaluate 2x2−6x×13Multiply the terms 2x2−78xRewrite the expression 2x×x−2x×39Solution 2x(x−39) Show Solution Find the roots x1=0,x2=39 Evaluate 2x2−6x×13To find the roots of the expression,set the expression equal to 0 2x2−6x×13=0Multiply the terms 2x2−78x=0Factor the expression More Steps Evaluate 2x2−78xRewrite the expression 2x×x−2x×39Factor out 2x from the expression 2x(x−39) 2x(x−39)=0When the product of factors equals 0,at least one factor is 0 2x=0x−39=0Solve the equation for x x=0x−39=0Solve the equation for x More Steps Evaluate x−39=0Move the constant to the right-hand side and change its sign x=0+39Removing 0 doesn't change the value,so remove it from the expression x=39 x=0x=39Solution x1=0,x2=39 Show Solution