4. Which expression equals 0? sin 50° tan 50° cos 50° O tan 50° – cot 50° tan 50° + sin 50° cos 50° O tan 50° + cot 50°

Q: 10. Sec -405 degrees 12. Cot -90 degrees 14. cos 360 degrees  16. sin -225 degrees

A: 10)

Q: tan (Cos (을) -Smil(-종))

A: As you solved  cos-132→θ → tan-113sin-1(35)→ θ → tan-134 Note: You putted wrong value of sin-135.…

Q: бл What is the approximate value of tan 5

A:

Q: tan (-14) 3.

A:

Q: 9) cos e 270

A:

Q: 5) Find the exact values. Do not use a calculator. a. cos 60° + tan 45° – sin 30° b. csc- 4 + sin: 2

A:

Q: (-1 + cot2w + cos2w tan2w) / (csc2w) = ?

A: The given trigonometric function is:

Q: tan 60 degrees=

A: To find the value of tan (60) degree.

Q: 29. A telephone pole casts a 23-foot shadow along the ground when the angle of elevation of the Sun…

A: tan x = opposite/adjacent

Q: If sec e + tan e = x, obtain the values of sec 6, tan e and sin 6.

A: Given: sec⁡θ+tan⁡θ=x   ...(1) We know that sec2⁡θ-tan2⁡θ=1 ⇒sec⁡θ-tan⁡θsec⁡θ+tan⁡θ=1…

Q: Use a sum or difference formula to find the exact value of the expression sin 80° cos 50° - cos 80°…

A: Our aim is to find the exact value of the expression given below:-sin 80° cos 50° - cos 80° sin 50°…

Q: Determine the Quadrant in which angle O is located if cos < 0 and tan 0 > 0 (please see…

A: The problem is asking us to determine the quadrant in which an angle O is located given that cos(O)…

Q: The value of the expression cosec (75° +0)-sec (15° -0)- tan (55° +0)+ cot(35°-0) is

A: cosec75°+θ=sec90°-75°+θ=sec15°-θ

Q: tan 60° cos 629 sin 26°

A:

Q: (1- + tan 0 + sec0)(1+cot 0- csc0)

A:

Q: 2 tan15° 1-tan 15°

A:

Q: (rece - tan 0) de 2. J]

A:

Q: tan 4 4 + cot-1 5

A: Given that: tanπ4+cot-145

Q: c) cos (315 °) d) sin (-30°) e) cos (330°) f) tan (150°) g) sin (225°) h) cos (210°)

A: