Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one...
Use an addition or subtraction formula to write cos 41° cos 44º – sin 41 ºsin 44 as a trigonometric function of one number. You must enter your answer as a degree converted to radians. In otherwords, if your answer is sin(2°), then you must enter sin(2*pi/180)
o use an addition or subtraction formula to find the exact value: cos cos 5 + sin 35T3 sin
9. [-12.94 Points) DETAILS SPRECALC7 7.1.017. Simplify the trigonometric expression. cos(x) + sin?(x) cos(x) 10. [-12.94 Points] DETAILS SPRECALC7 7.3.003. Find sin(2x), cos(2x), and tan(2x) from the given information. sin(x) ex in Quadrant 1 sin(2x) = cos(2x) = tan(2x) 11. [-12.94 Points] DETAILS SPRECALC77.3.022. Use an appropriate Half-Angle Formula to find the exact value of the expression. sin(105)
Use a sum or difference formula to find the exact value of the trigonometric function. sin 12 TT sin 12 (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.)
Use an identity to write the expression as a single trigonometric function. 1 - cos 86° sin 86° 1 o cos 86° sin 86° 11 (Simplify your answer.)
please help!! Use an identity to write the expression as a single trigonometric function. + cos 1340 2 1 + cos 134 O = (Type an exact answer.) N
Score 5.6.33 Use an identity to write the expression as a single trigonometric function. 1 + cos 74° 2. 1 + cos 74° 2 (Type an exact answer.)
use an identity to write the expression as a single trigonometric function or as a single number 1-2 sin²2x
Use the information given about the angle 8 to find the exact value of each trigonometric function tan = - 10, sin < 0 0 e e (a) sin (20) (b) cos (20) 2 (d) cos 2 (e) tan 20 (f) tan 2 (c) sin
question 47 and 48 please. Thanks 43. tan” x - 2 tan x = 0 44. 2 tan” x - 3 tan x = -1 45. tan- 0 + tan 0 - 6 = 0 46. sec? x + 6 tan x + 4 = 0 2.4 Evaluating Trigonometric Functions in Exercises 47-50, find the exact values of the sine, cosine and tangent of the angle. 47. 75º = 120° - 45° 48. 375º = 135° + 240° 402511 -...