Question Simplify the expression 289173a Evaluate a×20231211Cancel out the common factor 7 a×289173Solution 289173a Show Solution Find the roots a=0 Evaluate a×20231211To find the roots of the expression,set the expression equal to 0 a×20231211=0Cancel out the common factor 7 a×289173=0Use the commutative property to reorder the terms 289173a=0Solution a=0 Show Solution