Question Factor the expression r(r2−5) Evaluate r3−5rRewrite the expression r×r2−r×5Solution r(r2−5) Show Solution Find the roots r1=−5,r2=0,r3=5Alternative Form r1≈−2.236068,r2=0,r3≈2.236068 Evaluate r3−5rTo find the roots of the expression,set the expression equal to 0 r3−5r=0Factor the expression r(r2−5)=0Separate the equation into 2 possible cases r=0r2−5=0Solve the equation More Steps Evaluate r2−5=0Move the constant to the right-hand side and change its sign r2=0+5Removing 0 doesn't change the value,so remove it from the expression r2=5Take the root of both sides of the equation and remember to use both positive and negative roots r=±5Separate the equation into 2 possible cases r=5r=−5 r=0r=5r=−5Solution r1=−5,r2=0,r3=5Alternative Form r1≈−2.236068,r2=0,r3≈2.236068 Show Solution
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