Question Find the roots a=2221Alternative Form a=0.95˙4˙ Evaluate 21−22aTo find the roots of the expression,set the expression equal to 0 21−22a=0Move the constant to the right-hand side and change its sign −22a=0−21Removing 0 doesn't change the value,so remove it from the expression −22a=−21Change the signs on both sides of the equation 22a=21Divide both sides 2222a=2221Solution a=2221Alternative Form a=0.95˙4˙ Show Solution
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