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9) Evaluate [i^18 + (1/i)^25]^3 |
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Answer» Answer: Answer Given, [i 18 +( i 1
) 25 ]
=(i 18 + i 25
1
) 3
=(−1+ i 1
) 3
=(−1) 3 +3(−1) 2
i 1
+3(−1)( i 1
) 2 +( i 1
) 3
= i 2
+2 =−2i+2 |
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