Question Factor the expression 21(23−2b) Evaluate 223−bSolution 21(23−2b) Show Solution Find the roots b=223Alternative Form b=11.5 Evaluate 223−bTo find the roots of the expression,set the expression equal to 0 223−b=0Move the constant to the right-hand side and change its sign −b=0−223Removing 0 doesn't change the value,so remove it from the expression −b=−223Solution b=223Alternative Form b=11.5 Show Solution
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