Question Simplify the expression 18x−x5 Evaluate (2x×9)−x5Solution 18x−x5 Show Solution Factor the expression x(18−x4) Evaluate (2x×9)−x5Multiply the terms 18x−x5Rewrite the expression x×18−x×x4Solution x(18−x4) Show Solution Find the roots x1=−418,x2=0,x3=418Alternative Form x1≈−2.059767,x2=0,x3≈2.059767 Evaluate (2x×9)−(x5)To find the roots of the expression,set the expression equal to 0 (2x×9)−(x5)=0Multiply the terms 18x−(x5)=0Calculate 18x−x5=0Factor the expression x(18−x4)=0Separate the equation into 2 possible cases x=018−x4=0Solve the equation More Steps Evaluate 18−x4=0Move the constant to the right-hand side and change its sign −x4=0−18Removing 0 doesn't change the value,so remove it from the expression −x4=−18Change the signs on both sides of the equation x4=18Take the root of both sides of the equation and remember to use both positive and negative roots x=±418Separate the equation into 2 possible cases x=418x=−418 x=0x=418x=−418Solution x1=−418,x2=0,x3=418Alternative Form x1≈−2.059767,x2=0,x3≈2.059767 Show Solution