Thursday
April 24, 2014

Homework Help: Trig hep, please? Thank you!

Posted by Michelle on Saturday, August 17, 2013 at 10:51pm.

1. Find the exact value of sin(195(degrees))

2. If cot2(delta)=5/12 with 0(<or =)2(delta)pi, find cos(delta), sin(delta) , tan(delta).

3.find the exact value of sin2(x) if cos(x)= 4/5. (X is in quadrant 1)

4. Find the exact value of tan2(x) if sin(x)=5/13. ((X) in quadrant 2)

5. Solve sin2(x)+sin(x)=0 for 0<or=x<or=2pi.

6. Write 2sin37(degrees)sin26(degrees) as a sum (or difference).

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

trig/pre -calc - hello, i don't quite understand how to do this type of problem...
trig - use the unit circle to find the exact value for all the trig functions of...
trig - I need help on these problems: Find the exact value of tan(23pi/6) also, ...
Trig - 1. Establish the identity: sin(theta+3pi/2)=-cos(theta) 2. Find the exact...
trig - please help me. use trig. identities to find the exact value. tan 25 + ...
trig - please help me. use trig. identities to find the exact value. tan 25 + ...
trig - use sum or difference identities to find the exact value of the ...
trig - What is the exact value of 11pi/8? (with steps please) :)
trig - How do you find the exact value of sin 5pi/8?
trig - find the exact value of the expression , sin-1(-0.5)

Search
Members