Question Simplify the expression 4x2−228x Evaluate 4x2−19x×12Solution 4x2−228x Show Solution Factor the expression 4x(x−57) Evaluate 4x2−19x×12Multiply the terms 4x2−228xRewrite the expression 4x×x−4x×57Solution 4x(x−57) Show Solution Find the roots x1=0,x2=57 Evaluate 4x2−19x×12To find the roots of the expression,set the expression equal to 0 4x2−19x×12=0Multiply the terms 4x2−228x=0Factor the expression More Steps Evaluate 4x2−228xRewrite the expression 4x×x−4x×57Factor out 4x from the expression 4x(x−57) 4x(x−57)=0When the product of factors equals 0,at least one factor is 0 4x=0x−57=0Solve the equation for x x=0x−57=0Solve the equation for x More Steps Evaluate x−57=0Move the constant to the right-hand side and change its sign x=0+57Removing 0 doesn't change the value,so remove it from the expression x=57 x=0x=57Solution x1=0,x2=57 Show Solution