OSCAT18.3.114 2. OSCAT1 8.3.113. 0/1 Evaluate the expression. Evaluate the expression. sin-1(-1) sin radians radians OSCAT1...
Simplify the following trigonometric expression tan(a) sec(0) - cos(e) sin(0) csc() seco) 1 + cos(20)
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)
please answer 1,2 &3! 1. 2. 3. Rewrite the following expression using a double-angle identity. 2 cos 2150 - 1 2 cos 2150 -1 = (Type an exact answer in simplified form. Use integers or fractions for any numbers in the expression.) 15 Given that sin 0 = - and cos 0 <0, determine sin (20), cos (20) and tan (20). 17 sin (20) = (Type a simplified fraction.) Complete the following statement. tan= 1 - cos 20 so tan 210x...
Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one number. tan 1 + tan 18 1-tang tan Find its exact value. Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one number. tan 440 - tan 140 1 tan 44° tan 14 Find its exact value. Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one number cos 115 cos(-플)-sin 115...
The expression tan 0 sec 0 (1 - sin2 0) / cos 0 simplifies to 16.11 d) sec e b) cos c) tan 0 a) sin 0 A triangle has sides of length 2, 3, and 4. What angle, in radians, is opposite the side of length 3? 16.12 a) 0.55 b) 0.61 c) 0.76 d) 0.81
-/1 points MCKTRIG7 5.5.011. 0/100 Submissions Used Evaluate the expression below without using a calculator. sin( 2 c05-1 V637)
Use trigonometric identities to simplify the expression. 1 con) sec2(0+sin(0)cos Answer
Simplify the following trigonometric expression by following the indicated direction sin 0 1 + cos 0 Multiply 7- cos o by 1 + cos 0 sin e 1 + cos 0 1 - cos ' 1+ cos = *cos (Simplify your answer.)
5. (12pts) Find the exact value of the given expression in radians. a. sin-(sin b. cos-(cos
Problem D Find the exact value of each expression. If the answer is an angle, the angle must be in radians. 1) sec tan-- V3 2) cos tan 2 5 I 8 4) tan sin 3) sintan 17 6) cos- 5) cos(sin