Question Simplify the expression x2−40x3 Evaluate x2−10x3×4Solution x2−40x3 Show Solution Factor the expression x2(1−40x) Evaluate x2−10x3×4Multiply the terms x2−40x3Rewrite the expression x2−x2×40xSolution x2(1−40x) Show Solution Find the roots x1=0,x2=401Alternative Form x1=0,x2=0.025 Evaluate x2−10x3×4To find the roots of the expression,set the expression equal to 0 x2−10x3×4=0Multiply the terms x2−40x3=0Factor the expression x2(1−40x)=0Separate the equation into 2 possible cases x2=01−40x=0The only way a power can be 0 is when the base equals 0 x=01−40x=0Solve the equation More Steps Evaluate 1−40x=0Move the constant to the right-hand side and change its sign −40x=0−1Removing 0 doesn't change the value,so remove it from the expression −40x=−1Change the signs on both sides of the equation 40x=1Divide both sides 4040x=401Divide the numbers x=401 x=0x=401Solution x1=0,x2=401Alternative Form x1=0,x2=0.025 Show Solution