Question Simplify the expression −12r Evaluate −3×4rSolution −12r Show Solution Find the roots r=0 Evaluate −3(4r)To find the roots of the expression,set the expression equal to 0 −3(4r)=0Multiply the terms −3×4r=0Multiply the numbers −12r=0Change the signs on both sides of the equation 12r=0Solution r=0 Show Solution
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