Posted by
**Emily** on
.

Can someone check my answers please? Thank you!

If tan x = 3/5, evaluate:

1) tan 2x

2) tan 3x

==> For #1, I got 15/8; for #2, I got -99/5. Are these answers correct?

Friday

March 24, 2017
Posted by
**Emily** on
.

Can someone check my answers please? Thank you!

If tan x = 3/5, evaluate:

1) tan 2x

2) tan 3x

==> For #1, I got 15/8; for #2, I got -99/5. Are these answers correct?

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