Question Factor the expression x2(20−x3) Evaluate 20x2−x5Rewrite the expression x2×20−x2×x3Solution x2(20−x3) Show Solution Find the roots x1=0,x2=320Alternative Form x1=0,x2≈2.714418 Evaluate 20x2−x5To find the roots of the expression,set the expression equal to 0 20x2−x5=0Factor the expression x2(20−x3)=0Separate the equation into 2 possible cases x2=020−x3=0The only way a power can be 0 is when the base equals 0 x=020−x3=0Solve the equation More Steps Evaluate 20−x3=0Move the constant to the right-hand side and change its sign −x3=0−20Removing 0 doesn't change the value,so remove it from the expression −x3=−20Change the signs on both sides of the equation x3=20Take the 3-th root on both sides of the equation 3x3=320Calculate x=320 x=0x=320Solution x1=0,x2=320Alternative Form x1=0,x2≈2.714418 Show Solution
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