Question

5i x 6i

Answer 1

i dont get how to solve these kind of questions :s

Answer 2

5*6 = -----?

Answer 3

30

Answer 4

you just multiply them?

Answer 5

yes & i * i = --------?

Answer 6

1

Answer 7

No i^2 = -1 right ?

Answer 8

square root 1?

Answer 9

Okay ?

Answer 10

ohh ok

Answer 11

So what would be the answer ?

Answer 12

would it just be 30 then?

Answer 13

multiply 30 by -1 = ----------?

Answer 14

-30 but isnt i = 1

Answer 15

yes correct i =sqrt(-1) & i^2 = -1

Answer 16

ohh why do we multiply 30 by -1 and not 1

Answer 17

see we have given 5 i * 6i = 30 * i^2 since i * i = i^2 right ?

Answer 18

ohhh

Answer 19

that makes sense :)

Answer 20

:)

Answer 21

thanks so much!

Answer 22

You are welcome :)