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Question Number 167928 by Mastermind last updated on 29/Mar/22
Show that ∣1−i∣^x =2^x  has no nonzero integral solution
Showthat1ix=2xhasnononzerointegralsolution
Answered by MJS_new last updated on 30/Mar/22
∣1−i∣=(√2); ∣1−i∣^x =((√2))^x =2^(x/2)   2^(x/2) =2^x   (2^(x/2) )=(2^(x/2) )^2   ⇒ 2^(x/2) =0∨2^(x/2) =1 ⇒ x=−∞∨x=0
1i∣=2;1ix=(2)x=2x22x2=2x(2x2)=(2x2)22x2=02x2=1x=x=0
Commented by Mastermind last updated on 31/Mar/22
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