Question

4i/9-7i

Answer 1

(-63 + 81i)/130

called ratinalisation. here you multiply and divide both numerator by (9+7i).

Answer 2

I don't get that

Answer 3

that is not right

Answer 4

simplify a+bi

Answer 5

\[\frac{-14}{65}+\frac{18}{65}i\]

Answer 6

-(59/9)*i

Answer 7

I assume the original problem is really \[\frac{4i}{9-7i}\]

Answer 8

okay am sorry my solution was wrong i copied it wrong. my bad.