Question Simplify the expression −16x2−8x Evaluate −16x2−8x×1Solution −16x2−8x Show Solution Factor the expression −8x(2x+1) Evaluate −16x2−8x×1Multiply the terms −16x2−8xRewrite the expression −8x×2x−8xSolution −8x(2x+1) Show Solution Find the roots x1=−21,x2=0Alternative Form x1=−0.5,x2=0 Evaluate −16x2−8x×1To find the roots of the expression,set the expression equal to 0 −16x2−8x×1=0Multiply the terms −16x2−8x=0Factor the expression More Steps Evaluate −16x2−8xRewrite the expression −8x×2x−8xFactor out −8x from the expression −8x(2x+1) −8x(2x+1)=0When the product of factors equals 0,at least one factor is 0 −8x=02x+1=0Solve the equation for x More Steps Evaluate −8x=0Change the signs on both sides of the equation 8x=0Rewrite the expression x=0 x=02x+1=0Solve the equation for x More Steps Evaluate 2x+1=0Move the constant to the right-hand side and change its sign 2x=0−1Removing 0 doesn't change the value,so remove it from the expression 2x=−1Divide both sides 22x=2−1Divide the numbers x=2−1Use b−a=−ba=−ba to rewrite the fraction x=−21 x=0x=−21Solution x1=−21,x2=0Alternative Form x1=−0.5,x2=0 Show Solution