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anemone
liked
MarkFL's post
in the thread
Need Help with Trigonometry Problems
.
For the third one, apply the double angle identity for sine to the RHS...what do you then have? In the fourth one, the tangent function...
Jan 26, 2019
anemone
liked
MarkFL's post
in the thread
Need Help with Trigonometry Problems
.
For the second problem, I would use these two product-to-sum identities...
Jan 26, 2019
MarkFL
replied to the thread
Need Help with Trigonometry Problems
.
For the third one, apply the double angle identity for sine to the RHS...what do you then have? In the fourth one, the tangent function...
Jan 26, 2019
MarkFL
replied to the thread
Need Help with Trigonometry Problems
.
For the second problem, I would use these two product-to-sum identities...
Jan 26, 2019
MarkFL
liked
anemone's post
in the thread
Need Help with Trigonometry Problems
.
For the first problem, can you rewrite the right hand side of the expression, i.e. \cos^2 x in terms of \sin x function? Once you have...
Jan 26, 2019
anemone
replied to the thread
Need Help with Trigonometry Problems
.
For the first problem, can you rewrite the right hand side of the expression, i.e. \cos^2 x in terms of \sin x function? Once you have...
Jan 26, 2019
T
tom3217
posted the thread
Need Help with Trigonometry Problems
in
Trigonometry
.
I'm studying for Trigonometry exam but there are fews problems that involves Trig Identities that i don't know how to solve. Please help...
Jan 26, 2019