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Mathematics 22 Online
MiraAngel:

Math question

MiraAngel:

1 attachment
MiraAngel:

@dude

MrMudd183:

I think I might know what to do, I'll try to figure it out

MrMudd183:

\(\color{#0cbb34}{\text{Originally Posted by}}\) MrMudd183 I think I might know what to do, I'll try to figure it out \(\color{#0cbb34}{\text{End of Quote}}\) scratch that, I'm sorry... :( I tried to do SIN^-1(-1/2) and subsitute but I got none of the answers

darkknight:

To solve this, let me pull out a unit circle real quick

darkknight:

1 attachment
darkknight:

Now from here, \[\sin^-1(-1/2)\] Is where the y values are -1/2, because sin is y values. so if we look at our unit circle, we have those points here: |dw:1607288010575:dw| Now looking at the radian measures from the unit circle, what are the radian measures at those 2 points?

MiraAngel:

330 and 210?

darkknight:

Yes those are the correct degree measures, but the problem is asking for radians

MiraAngel:

Ohhh! It would be the second answer! 7pi/6 and 11pi/6

darkknight:

yep, that is correct, have a good day.

MiraAngel:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @darkknight yep, that is correct, have a good day. \(\color{#0cbb34}{\text{End of Quote}}\) Thank you so much! You too! :)

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