Monday
May 20, 2013

Homework Help: trig

Posted by Amy on Wednesday, February 16, 2011 at 10:51pm.

sin(-π) + cos 5π

how to solve without a calculator.
Please write steps and explain

thank you

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Trig Help! - Question: Trying to find cos π/12, if cos π/6 = ...
Math - Evaluate *Note - We have to find the exact value of these. That I know to...
Precalculus - Use one of the identities cos(t + 2πk) = cos t or sin(t...
product of function - Given: f(x)=2 cos x and g(x)=sin x. Which of these ...
Math integrals - What is the indefinite integral of ∫ [sin (&#960...
Math/Trig - How would I evaluate these trig functions without using a calculator...
trig - cosθ =5/13 with -π/2 < θ <0 find...
Trig - The set of solution(s) of 2 cos^2 (θ) - 13 cos(θ) + 6...
Math help again - cos(3π/4+x) + sin (3π/4 -x) = 0 = cos(3&...
Math 2nd question - Express as a single sine or cosine function (note: this is ...

For Further Reading

Search
Members
Community