﻿ cos(u-v) formula

# cos(u-v) formula

Formulas for You! Yay! ) Feel free to rip this page out from your quiz use the back as scratch paper. Sum Difference Formulas: sin( u v ) sin uSign up to access the rest of the document. Unformatted text preview: sin u ! v 2 " cos u cos v 2cos u v 2 ! cos u v 2 For it, in addition to the given values sin(u) 5/13 and cos(v) -3/5 I need to know cos(u) and sin(v). 1. cos(u) . The sign "-" is at the sqrt since cosine is negative in QII.3. Now you have everything to use the formula (). Substitute all given and found values into (). cos() sin( /2). Dierentiation FormulasIntegration by parts: u dv uv . Co-function Identities sin p - q cosq. 2 tan p - q cotq.tan(u - v) tan u - tan v 1 tan u tan v. Double-Angle Formulas. Denition of the Six Trigonometric Functions Right triangle denitions, where 0 < < /2. Pythagorean Identities sin2 x cos2 x 1, 1 tan2 x sec2 x, 1 cot2 x csc2 x.Sum-to-Product Formulas. sin u sin v 2 sin. uv 2. cos.

Sum and Difference Formulas: sin(u v) sin u cos v cos u sin v sin(u v) sin u cos v cos u sin v.You CAN NOT distribute ANY. trigonometric function: sin(u v) sin u sin v. Ex 1: Find the exact value of sin 7 using the difference formula. . If you know the definition or formula, put it away for this session. If you dont know it, put it at the back of the stack and do it again. 4. Work alone or with a helper - another calc student would be best, but not necessary.Sum/Difference Formulas: cos (u v) .