Question

http://prntscr.com/4vskzh

@bibby my last one

Answer 1

How do you get the values of x?

Answer 2

x*x?

Answer 3

remember that roots are the inverse operation to powers

Answer 4

invers operation?

Answer 5

so if we take the square root of both sides we have
\(x^2=-9\)
\(\sqrt{x^\cancel{2}}=\sqrt{-9}\)
\(x=?\)

Answer 6

ohh so x would be like 2?

Answer 7

nope x= whatever \(\sqrt{-9}\) is

Answer 8

-3?

Answer 9

close. rewrite it as \(\sqrt{-9}=\sqrt{9}*\sqrt{-1}\)

Answer 10

so just 3?

Answer 11

hold on getting confused

Answer 12

it's 3i

Answer 13

3i?

Answer 14

do you not know what i is?
\(i=\sqrt{-1}\)

Answer 15

no i dont...

Answer 16

i need jesus T.T

Answer 17

I need you ;~;

Answer 18

well now you know that i=\(\sqrt{-1}\)

Answer 19

xD

Answer 20

you mah have my foot nudes @bibby