If tan x = -and x is in the fourth quadrant, find the following values. (a)...
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)
2. -13 points OSCAT1 9.3.106. If tan(x) = -3 and x is in quadrant IV, find the exact values of the expressions without solving for x. (a) sin(2x) (b) cos(2x) (c) tan(2x)
3 12 3. If sin = and angle a terminates in the second quadrant and tan y = 5 and angle y 5 terminates in the first quadrant, then find the exact value of the following: A. cos(inty) B. sin(y - 3) C. tan-y) 7T COS." sin 4. Write each of the following as a single trigonometric function: TT A sin cos 12 12 tan-tany B 1 + tan 4 tany 5. Expand and simplify: sin ( x - 3...
If tan(x) =-4 and x is in quadrant IV, find the exact values of the expressions without solving for x. 1 (a) singX 2 cos( 2 (b) (c) tan 2 (5) (c) t 2
15 Find sin 2x, cos 2x, and tan 2x if tanx = and x terminates in quadrant I. 8 sin 2x = 0 Х s ? cos 2x C tan 2x
If sin x x in quadrant I, then find (without finding x) 2 7 sin(2x) = cos(2x) tan(2x)
show work 9. tan 37 10. sec 4 11. Find sin(x + y) and cos(x + y) if cosx = - cosy = -— x is in quadrant II and y is in quadrant III. [10] 12. Find the exact value of sin 2x and cos 2x if sin x = and cos x = - [6] 5 13. Simplify tan (x + 3) to a form involving sinx, cosx, and/or tanx. [6]
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...
Find sin(2x), cos(2x), and tan(2x) from the given information. tan(x) = ) = - cos(x) > 0 sin(2x) = cos(2x) = tan(2x) =
plz explain. 3 If tan(x) = (in Quadrant 3), find 17 Give exact answers. role cos(22) sin n (1/2) =