How do you simplify # i^-3#?
2 Answers
Apr 4, 2016
Explanation:
this is the correct explanation.
Rationatise the denominator by multiplying the numerator and denominator by
Sep 3, 2016
Explanation:
First, note that:
#i^4=(sqrt(-1))^4=(sqrt(-1))^2(sqrt(-1))^2=(-1)(-1)=1#
Also, using the rule
#i^-3=1/i^3#
Multiply it by
#1/i^3*i/i=i/i^4=i/1=i#