Question Simplify the expression 49a2 Evaluate a2×49−0Use the commutative property to reorder the terms 49a2−0Solution 49a2 Show Solution Find the roots a=0 Evaluate a2×49−0To find the roots of the expression,set the expression equal to 0 a2×49−0=0Use the commutative property to reorder the terms 49a2−0=0Removing 0 doesn't change the value,so remove it from the expression 49a2=0Rewrite the expression a2=0Solution a=0 Show Solution