4 Find the EXACT value of sin(A – B) if sin A= where A is in Quadrant IV and sin B 5 in Quadrant II. Assume all angles are measured from standard position. 15 where B is 17 sin(A - B) =
If cos(+ 6 the number A cos(x + 5) + sin(- - ) = A, then 8 Find the EXACT value of sin(A + B) if sin A = - where A is in Quadrant IV and sin B = 17 B is in Quadrant III. Assume all angles are measured from standard position. 12 where 13 sin(A + B) =
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...
3. Given: A and B are positive acute angles, where sin A = { and cos B = 3 Find the exact value of sin(A+B). 4. Given: angles A and B are in Quadrant I, where 5 tan 4= - and sin B=- V74 Find the exact value of tan(A+B). 5. Given: A lies in Quadrant III and B lies in Quadrant II, sin A=-.- and cos B= Find the exact value of cos(A-B). 17
4. (12 pts) Find the exact value of sin(a + b) if sin(a) = B in quadrant I. and sin(B) = 5, with a in quadrant III and
Find the exact value of the expressions cos(a +B), sin(Q+B) and tan(a +B) under the following conditions: sin(a) = 15 17 40 a lies in quadrant I, and sin(B) = 41 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
Find the exact value of sin(a - b) if sin a = 15 12 17 and sin B = and a and Bare between 0 and 1/2. 13
Find the exact value of the expressions cos(α+β), sin(α+β) and tan(α+β) under the following conditions: sin(α)=4/5,α lies in quadrant I, and sin(β)=15/17,β lies in quadrant II.
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
Find the exact value of the expression cos(sin If sin = sin 2 15 find the exact value of cos(20) Solve sin 2x = cos 2x, where 0 <x<21.