Question Factor the expression 8(9−263a) Evaluate 72−2104aSolution 8(9−263a) Show Solution Find the roots a=2639Alternative Form a≈0.034221 Evaluate 72−2104aTo find the roots of the expression,set the expression equal to 0 72−2104a=0Move the constant to the right-hand side and change its sign −2104a=0−72Removing 0 doesn't change the value,so remove it from the expression −2104a=−72Change the signs on both sides of the equation 2104a=72Divide both sides 21042104a=210472Divide the numbers a=210472Solution a=2639Alternative Form a≈0.034221 Show Solution
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