Q. Which is equal to 31791?Choices:(A) (−31)791(B) (−31)−79(C) 31−79(D) 3179
Understand Expression: Understand the given expression 31791. The given expression is a fraction with 1 in the numerator and 3179 in the denominator.
Apply Negative Exponent Rule: Identify the equivalent expression using the negative exponent rule.The negative exponent rule states that a−m=am1. Therefore, we can rewrite 31791 as 31−79.
Match Equivalent Expression: Match the equivalent expression with the given choices.Comparing the expression 31−79 with the choices given, we find that it matches with choice (C) 31−79.