Question

if a square minus 3 a minus 1 equals to zero then find a power 4 + 1 by a power 4​

Answer 1

Answer:

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Step-by-step explanation:

introduce the symbol i (iota) for positive square root of – 1 i.e., ... i =1− , i 2 = – 1, i 3 = i 2 i = – i , i 4 = (i 2)2 = (–1)2 = 1. ... if a and b are positive or at least one of them is negative or zero.