Question Simplify the expression 80a3−400 Evaluate a3×80−400Solution 80a3−400 Show Solution Factor the expression 80(a3−5) Evaluate a3×80−400Use the commutative property to reorder the terms 80a3−400Solution 80(a3−5) Show Solution Find the roots a=35Alternative Form a≈1.709976 Evaluate a3×80−400To find the roots of the expression,set the expression equal to 0 a3×80−400=0Use the commutative property to reorder the terms 80a3−400=0Move the constant to the right-hand side and change its sign 80a3=0+400Removing 0 doesn't change the value,so remove it from the expression 80a3=400Divide both sides 8080a3=80400Divide the numbers a3=80400Divide the numbers More Steps Evaluate 80400Reduce the numbers 15Calculate 5 a3=5Take the 3-th root on both sides of the equation 3a3=35Solution a=35Alternative Form a≈1.709976 Show Solution