xavier11 4 years ago multiplicative inverse of $1\div3+i$

1. anonymous

i could have sworn we just did this

2. xavier11

nope!

3. anonymous

$\frac{1}{3+i}$?

4. anonymous

multiplicative inverse is $3+i$ because if you multiply them together you get 1

5. xavier11

nope!

6. xavier11

nope!

7. xavier11

8. anonymous

it is true that $\frac{1}{3+i}\times (3+i)=1$

9. anonymous

complex numbers are weird, but not that weird

10. anonymous

hello joe hello fred

11. joemath314159

i believe you satellite!

12. Owlfred

xavier11, it's best when you put work in your questions so you understand how to derive the answer.

13. xavier11

nope!

14. xavier11

yes i completely agree, im just a little pressed for time right now