1. (5 pts. Use identities to find the exact values of cos 0 and tan 0...
6) Use the fundamental identities to find the values of sin(a), tan(a), and sec(a) if cos (a) 3 and tan (a)>0 5 (8 pts)
5 4 If tan = and coto= find the exact value of sin(0-0). 9 Note: Be sure to enter EXACT values 1 You do not need to simplify any radicals. sin(0-0)- 2 If cosa = 0.369 and cos B 0.195 with both angles' terminal rays in Quadrant-l, find the values of (a) sin(a +B) = (b) sin(B-a) = Your answers should be accurate to 4 decimal places. Give exact answers 2 sin(a) = and cos(B) 4 5 Both angles terminate...
use the info given below to find cos(a+b) tan a= 3/4, with a in quadrant III sin b= 15/17, with b in quadrant II = O TRIGONOMETRIC IDENTITIES AND EQUATIONS Sum and difference identities: Problem type 3 Use the information given below to find cos(a+b). 3 tana= with a in quadrant III 4' 15 with B in quadrant II 17 sin B = Give the exact answer, not a decimal approximation. cos (a + B) = 0 금 X 5...
41&43 In Problems 41-46, use the given information and appropriate identities to find the exact value of the indicated expression. 41. Find sin(x + y) if sin x = 1/3, cos y = -3/4, x is in quadrant II, and y is in quadrant III. 42. Find sin(x - y) if sin x = -2/5, sin y = 2/3, x is in quadrant IV, and y is in quadrant I. 43. Find cos(x - y) if tan x = -1/4,...
1-17 u ule exact value of the expression 1) cos? 30+ cos? 60 2) cot 45-tan 45 5-6 Use the given information to find the exact value 3) sin? 53 + cos2 53 4) cot 20 -tan 20 5) sin = , where is in quadrant 1. Find tan 6) tan 0 = - , where is in quadrant 4. Find sec 7-12 Verify the identity 7) tan sin cos 0 = sin? 8) tane = sine 9) tancos? +...
cos theetha also Use Identities to find the values of the sine and cosine functions for the following angle measure. 56 e, given that cos 20 = - 65 and terminates in quadrant II sin 0 (Type an exact answer, using radicals as needed. Rationalize all denominators.) 5.5.15 Use identities to find values of the sine and cosine functions for the angle measure. , given that cos20 = -56 65 and 0° <o<90° sino = (Simplify your answer, including any...
Using trigonometric identities and right triangles to find the exact values the following: a) sin (2* cos^-1(2/5)) b) cos (sin^-1(1/4) + tan^-1(2))
Find the exact values for sin , cos , and tan 0 61 60 11 sin = (Simplify your answer. Type an integer or a fraction.) cos = (Simplify your answer. Type an integer or a fraction.) tan = (Simplify your answer. Type an integer or a fraction.)
If tan(x) = - and x is in quadrant IV, find the exact values of the expressions without solving for x. (a) sin() (b) cos) (c) tan(1)
Find the exact value of the expressions cos(a + b), sin(a + b) and tan(a+) under the following conditions: sin(a)= a lies in quadrant I, and sin(B) = - Blies in quadrant II. a. cos(a +B)= (Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in