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Math Analysis

posted by 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?

  • Math Analysis - ,

    both correct, good job

  • Math Analysis - ,

    Thank you :)

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