Question Simplify the expression 3−927a Evaluate 3−103a×9Solution 3−927a Show Solution Factor the expression 3(1−309a) Evaluate 3−103a×9Multiply the terms 3−927aSolution 3(1−309a) Show Solution Find the roots a=3091Alternative Form a≈0.003236 Evaluate 3−103a×9To find the roots of the expression,set the expression equal to 0 3−103a×9=0Multiply the terms 3−927a=0Move the constant to the right-hand side and change its sign −927a=0−3Removing 0 doesn't change the value,so remove it from the expression −927a=−3Change the signs on both sides of the equation 927a=3Divide both sides 927927a=9273Divide the numbers a=9273Solution a=3091Alternative Form a≈0.003236 Show Solution