Choose the correct answer for the following:(-1)50 is equal to

(-1)50 = -1×-1×-1×-1………50 times⇒ (-1)50 = 1 (∵ 50 is even no.)(∵ (-1)n = -1, if n is odd and (-1)n = 1, if n is even)(A) doesn’t match the solution.(B) doesn’t match the solution.(C) doesn’t match the solution.

Q1 of 239 Page 25

Choose the correct answer for the following:
(-1)⁵⁰ is equal to

(-1)⁵⁰ = -1×-1×-1×-1………50 times

⇒ (-1)⁵⁰ = 1 (∵ 50 is even no.)

(∵ (-1)ⁿ = -1, if n is odd and (-1)ⁿ = 1, if n is even)

(A) doesn’t match the solution.

(B) doesn’t match the solution.

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Questions · 239

1. Real Number System

1 1 1 1 1 2 2 2 2 2 3 3 3 3 3 4 4 5 5 6 6 1 1 1 1 2 2 2 2 3 3 3 3 1 1 1 1 1 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 4 4 4 4 4 4 5 5 6 6 1 2 2 2 2 2 3 3 3 4 4 4 4 5 5 5 5 5 6 6 6 6 6 6 7 7 1 1 1 1 2 2 2 2 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 4 4 4 4 5 5 5 5 5 5 5 5 6 6 6 6 6 7 7 7 7 7 8 8 8 8 8 9 10 10 10 10 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 3 4 4 4 4 4 4 5 5 5 5 5 6 6 6 6 6 6 6 6 7 1 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 3 4 4 4 4 4 4 1 1 1 1 1 1 1 2 3

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Choose the correct answer for the following:
(-1)⁵⁰ is equal to

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