The first forum for Mathematics compatible also with ib mathematics (HL,SL,studies,myp mathematics) - ib math Revision Notes

3 posts
• Page **1** of **1**

IB Mathematics HL – Trigonometry, Trigonometric identities, double angle formula

How can we simplify the following trigonometric expression?

Thanks

How can we simplify the following trigonometric expression?

Thanks

- nicole
**Posts:**0**Joined:**Mon Jan 28, 2013 8:10 pm

IB Math HL – Trigonometry, Trigonometric identities, double angle formula

We’ll use the following double angle formulas:

and

So, the expression can be written as

Hope these help!!

We’ll use the following double angle formulas:

and

So, the expression can be written as

Hope these help!!

- miranda
**Posts:**268**Joined:**Mon Jan 28, 2013 8:03 pm

3 posts
• Page **1** of **1**