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Mathematics 23 Online
OpenStudy (anonymous):

Simplify i^30

OpenStudy (lgbasallote):

\[i^{30} \implies (i^2)^{15}\] do you get this? wha ti just did?

OpenStudy (lgbasallote):

what i just did*

OpenStudy (anonymous):

Not at all.

OpenStudy (lgbasallote):

what is \[\large (i^2)^{15}\]

OpenStudy (lgbasallote):

what d you think

OpenStudy (lgbasallote):

use the principle \[(a^b)^c \implies a^{bc}\]

OpenStudy (anonymous):

My choices are 1, i,-i, or -1...

OpenStudy (lgbasallote):

i know

OpenStudy (lgbasallote):

so you have \[\large (1^2)^{15}\] what is the value of i^2?

OpenStudy (anonymous):

i.

OpenStudy (lgbasallote):

not exactly

OpenStudy (lgbasallote):

hint \[i = \sqrt{-1}\] so what's i^2

OpenStudy (anonymous):

-i

OpenStudy (lgbasallote):

how did you get that?

OpenStudy (anonymous):

i^2 = ??

OpenStudy (anonymous):

I don't know.

OpenStudy (lgbasallote):

lol =)) think carefuly \[i = \sqrt{-1}\] so what's i^2

OpenStudy (anonymous):

Oh.. Square both the sides...

OpenStudy (anonymous):

the answer is 1

OpenStudy (anonymous):

-1*

OpenStudy (anonymous):

How did you get 1?

OpenStudy (anonymous):

are u taking this on flvs?

OpenStudy (anonymous):

Oh.. never mind i get it. Thanks to all, and yes militarygirl96.

OpenStudy (anonymous):

second page on 4.07 there is a chart all you got to do is follow it

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