You'll be needing to solve some
trig equations at the very end of some Calculus problems...
So, let's review!
Solve |
 |
Remember that this is asking for the
where
the
|
| |
sine is |
 |
That's long and negative! |
ALWAYS draw a quick unit circle!
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Usually, you'll just
need to find the solutions on
 ...
which is one lap around the unit circle.
|
If you want ALL the solutions,
remember that you add  to get all the laps around
 |
or |
 |
YOUR TURN:
| Solve |
 |
on |
 |
Continued on the
next
page
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