simplify :(1+i)power18
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answer is 7+ power (7)
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Answered by
1
Answer:
512i
Step-by-step explanation:
we know that, i^2=-1
(1+I)^18 = {(1+i)^2}^9
= (1^2+i^2+2i)^9
=(1-1+2i)^9 = (2i)^9= 2^9×i^9
= 512× (i^2)^4.i = 512i
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