Q. Write the expression as a variable with a negative exponent. a81
Understand the problem: Understand the problem.We need to rewrite the expression a81 using a negative exponent.
Apply negative exponent rule: Apply the negative exponent rule.The negative exponent rule states that 1/xn=x−n. We can apply this rule to the given expression.
Rewrite the expression: Rewrite the expression.Using the negative exponent rule, we can rewrite 1/a8 as a−8.
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