Question

do the operation and express the answer in a t bi form (10-7i)+(3+5i)
i think the answer is 13+2i

Answer 1

no

Answer 2

\(-7+5=-2\)

Answer 3

hihihi, he meant the i term, it is -2i while your result is +2i
the short cut bewilder you, right? me too.

Answer 4

so it will be 13-2i

Answer 5

yup

Answer 6

thank you