Posted by **Anonymous** on Tuesday, January 31, 2012 at 10:31pm.

How can I find the exact value of 4cos(7ð/4)-2sin(ð/3) without using a calculator (show work)?

## Answer this Question

## Related Questions

- trig - How can I find the exact value of 4cos(7ð/4)-2sin(ð/3)?
- maths-trignometry - without using calculator, find the Value of following is ...
- maths-trignometry(urgent) - without using calculator, find the Value of ...
- Mathematics - 1. Show that Sin3 Theta - Cos2 Theta = (1 - Sin Theta)(4Sin^2 ...
- math - Without a calculator, find the exact value of csc20° − cot 40° , ...
- trig - Find the exact value. Without using a calculator a) cos (-17pi/6) b) sec...
- Trigonometry - How do you find the exact value of cos -7pi/12 without using a ...
- Mathematics - 1. Show that Sin3è - Cos2è = (1 - Sinè)(4Sin^2è + 2Sinè - 1). ...
- Math - 1. Find the exact value of 2tan pi/12 / 1-tan^2 pi/12 root 3/3? 2. Given ...
- trig - 2sin(x)cos(x)+cos(x)=0 I'm looking for exact value solutions in [0, 3&#...