Question 3 (Page 22) - Exponential Notation and Operations - Chapter 2 Class 8 - Power Play (Ganita Prakash)

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What is (– 1)^5? Is it positive or negative? What about (– 1)^56? - Exponential Notation and Operations

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Question 3 (Page 22) What is (– 1)5? Is it positive or negative? What about (– 1)56? From our Concepts section in the beginning of the chapter We know that (−1)odd number = −1 (−1)even number = 1 For (– 1)5 Since 5 is an odd number, it will be negative (– 1)5 = –1 For (– 1)56 Since 56 is an even number, it will be positive (– 1)56 = 1

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