Hi ya'll. Quick question

using double angle formula, verify that

csc(2theta) - cot (2theta) = tan theta

im so very confused.

Working would be helpful to thanks :)

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- Mar 11th 2012, 10:01 PMHooperooDouble angle formula
Hi ya'll. Quick question

using double angle formula, verify that

csc(2theta) - cot (2theta) = tan theta

im so very confused.

Working would be helpful to thanks :) - Mar 11th 2012, 10:19 PMprincepsRe: Double angle formula
- Mar 11th 2012, 10:37 PMHooperooRe: Double angle formula
Dang. You make it seem so easy! I had an attempt at it, and i got kinda close. But thank you@!

- Mar 12th 2012, 04:44 AMSorobanRe: Double angle formula
Hello, Hooperoo!

You are expected to know these identities:

. .

. .

Quote:

Using double-angle formulas, verify that: .

We have: .

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