Q. Which is equal to 56−82?Choices:(A) (−56)82(B) 56821(C) 5682(D) 56−821
Understand expression: Understand the expression 56−82. Identify the base and the exponent. In 56−82, 56 is the base raised to the exponent −82. Base: 56 Exponent: −82
Identify base and exponent: Apply the negative exponent rule.The negative exponent rule states that a−m=am1.Therefore, 56−82 can be rewritten as 56821.
Apply negative exponent rule: Match the rewritten expression with the given choices.The expression 1/5682 matches choice (B) 1/5682.