Identify operation: Step 1: Identify the operation needed for the exponents 9, 8, and −5.When multiplying powers with the same base, add the exponents.Calculation: r9×r8×r−5=r9+8−5
Perform addition: Step 2: Perform the addition of the exponents.Calculation: 9+8−5=12
Rewrite expression: Step 3: Rewrite the expression using the result from Step 2.r9⋅r8⋅r−5=r12
More problems from Simplify exponential expressions using exponent rules