Question

fan&medal :)
simplify the expression
-6+i/-5+i

Answer 1

@Vocaloid ?

Answer 2

you want to multiply denominator and numerator by -5 - i . so that denominator will no longer be complex number.

Answer 3

so 30 + i/25?

Answer 4

\[\frac{ (-6+i)(-5 - i) }{ (-5+i)(-5-i) }\]
\[\frac{ 30 + 6i - 5i - i^2 }{ 25 - i^2 }\]

Answer 5

\[\frac{ 31 + i }{ 26 }\]

Answer 6

\[\frac{ 31}{ 26 }+ \frac{i}{26}\]

Answer 7

oh! i get it. thank you!!!

Answer 8

bye