Question Simplify the expression 72−2126a Evaluate 73−1−2126aSolution 72−2126a Show Solution Factor the expression 2(36−1063a) Evaluate 73−1−2126aSubtract the numbers 72−2126aSolution 2(36−1063a) Show Solution Find the roots a=106336Alternative Form a≈0.033866 Evaluate 73−1−2126aTo find the roots of the expression,set the expression equal to 0 73−1−2126a=0Subtract the numbers 72−2126a=0Move the constant to the right-hand side and change its sign −2126a=0−72Removing 0 doesn't change the value,so remove it from the expression −2126a=−72Change the signs on both sides of the equation 2126a=72Divide both sides 21262126a=212672Divide the numbers a=212672Solution a=106336Alternative Form a≈0.033866 Show Solution