7. Find the EXACT value of the answer, show work, (a) sin- (sin 57), (b) arctan(tan-7),...
PLEASE SHOW WORK!!!!!! 9) Find the value of the expression. a. cos arctan -- b. tan(arcsin(x)) = 10) From a point on a cliff 85 feet above water level an observer can see a ship. The angle of depression to the ship is 40. How far is the ship from the base of the cliff? sec? x 11) Verify the identity: -tan’x = tan x cotx 12) Find all solutions algebraically in the interval [0, 2T): sec? - 3 tan...
5. (15 points) Find the exact value of the following. A decimal answer or an answer with no work will receive no credit. Circle your final answer. a. cos G) - b. sin (1) cos(3- c. sin(255") - sin(15) - d. cosítan"'(-7)) = e tan" (cot (3) - 6. (6 points) Write the following trigonometric expression as an algebraic expression in cos (tan: (2014 )
If tan = Na find the exact value of each of the following. (a) sin (b) cos (a) sin =0 (Type an exact answer, using radicals as needed.) (b) cos z =0 (Type an exact answer, using radicals as needed.)
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
If 0 = 57 4 then find exact values for the following: - sin(0) equals cos(0) equals sec(0) equals csc(0) equals tan(0) equals cot(6) equals Question Help: D Video Submit Question Jump to Answer
6. (a) Find the exact value of tan (2 cos ()). (b) Given that sin 0 and cos 0 is negative. Find the exact value of tan(0 +T).
A. Use a double-angia idensty to find the exact value of the expnesson 1-tan Choose the corroct answor balow O B. 0 OC. 1 D, B. Write the expression as a product of trigonometric functions. cos 10x-cos 8x -D cos 10x-cos 8x = sin 7a+ sin 2 Chcose the correct answer below OB. 2 sin 2sin
5. Evaluate the value of arcsin (-2) 6. Evaluate the expression sin (arcsin (-3)). 7. Evaluate the expression arctan(cos(it)). 8. Evaluate the expression tan (arcsin (-2)
Find the exact value of: sin(cos^-1(-5/13) + tan^-1(8/15 12. Find the exact value of: sin(cos + tan 13
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