New Problem: Find Multiplicative inverses of i and 3i. I'm just not sure what to do??
Follow Math Help Forum on Facebook and Google+
inverses are unique. $\displaystyle 1=i^4=i i^3$ $\displaystyle 3i \frac{i^3}{3}=1$ NOTE: $\displaystyle i^3=i^2 i=(-1)i=-i$
Originally Posted by jzellt New Problem: Find Multiplicative inverses of i this is 1/i and 3i. this is 1/(3i) now see here
View Tag Cloud