Question Simplify the expression a1 Evaluate a×aaMultiply the terms a2aUse the product rule aman=an−m to simplify the expression a2−11Subtract the terms a11Solution a1 Show Solution Find the excluded values a=0 Evaluate a×aaTo find the excluded values,set the denominators equal to 0 a×a=0Multiply the terms a2=0Solution a=0 Show Solution Find the roots a∈∅ Evaluate a×aaTo find the roots of the expression,set the expression equal to 0 a×aa=0Find the domain More Steps Evaluate a×a=0Multiply the terms a2=0The only way a power can not be 0 is when the base not equals 0 a=0 a×aa=0,a=0Calculate a×aa=0Multiply the terms a2a=0Divide the terms More Steps Evaluate a2aUse the product rule aman=an−m to simplify the expression a2−11Reduce the fraction a1 a1=0Cross multiply 1=a×0Simplify the equation 1=0Solution a∈∅ Show Solution