Question

PLEASE HELP
What is the standard form of the expression i/2+i?
(i divided by 2+i)

Answer 1

multiply and divide by conjugate, that is 2-i

Answer 2

thanks again

Answer 3

u got it ?

Answer 4

actually im having trouble multiplying it out

Answer 5

i(2-i) is numerator = ?
(2+i)(2-i) = 4-i^2 = .. ?

Answer 6

u know i^2= .... ?

Answer 7

so far I have 2i-i^2 over 4-i^2

Answer 8

i got 1/2i+1

Answer 9

huh ?
i^2 = -1
u knew this ?

Answer 10

yea i know that

Answer 11

4-i^2 = 4-(-1) = 5

Answer 12

wait so what would the answer be, kinda confused

Answer 13

so is it 2/5i+1/5?

Answer 14

i(2-i)/5 = 2i/5 - i^2/5 = 2i/5 + 1/5

Answer 15

yes, thats correct :)

Answer 16

oh ok, thanks a lot, better teacher than my own at school lol

Answer 17

welcome again :)