anonymous
  • anonymous
If cosx=3/5 and 0
Mathematics
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anonymous
  • anonymous
If cosx=3/5 and 0
Mathematics
chestercat
  • chestercat
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.

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zzr0ck3r
  • zzr0ck3r
Do you know soh cah toa?
arindameducationusc
  • arindameducationusc
tan 2x= 2tanx/1-tan(^2)a
arindameducationusc
  • arindameducationusc
tan3x=3tanx=tan^3x/1-3tan^x

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arindameducationusc
  • arindameducationusc
The above was for Question 2
arindameducationusc
  • arindameducationusc
For Question 1, sinx=1-cos(^2)x and Sin(A-B)=sinAcosB-cosAsinB
arindameducationusc
  • arindameducationusc
This was for question1
anonymous
  • anonymous
It says without using a calculator I know these formulae but I don't think they will be used here Can please solve it detailed Thanks

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