- [3(cos 63. бл 7 бл - ] ( 7 + i sin cos 9л 14 + i sin 9л 14,

Q: 1) sin 9) tan-1 (-V3) 11) sin- 2

A: Given! 7)sin-1(-1/2) 9) tan-1(-√3) 11) sin-1(-√2/2). Repost the next parts.

Q: 2, 3π cot²( -B) if sin 2ẞ 4 5

A: Answer : 1.1879Let me know if you have any question, and please don't forget rate my…

Q: sin :) =_ co) - 87 ; cos 3

A: To find, sinπ4cos8π3

Q: (a-B) show that cosa – cosß = -2sin+P) sin 2 2.

A: We have to show that the following results.  For this we can use some trigonometric results

Q: there is a mistake in the 2nd pat of the QUESTION ..but I correct it for you its "sin2x".

A: 5 (i)sin⁡z=sin⁡(x+iy)=ei(x+iy)−e−i(x+iy)2i=e−y(cos⁡x+isin⁡x)−ey(cos⁡x−isin⁡x)2i…

Q: 2) sin- 0 4) cos 6) cos-1 | V3 8) tan 3 -1 -1 10) cos

A:

Q: If z = +i then Im(coshz) A) –sin1sinh4 B) cos1cosh4 e* +e* C) cos1 2 D) sin1cosh4 E) sin1

A: Topic:- hyperbolic function and complex number

Q: Prove that the equation 4 sin 4 has a solution.

A: Given,

Q: Evaluate ," S"(2 + sin 20) d®dr

A: Evaluate this integral by the procedure of multiple integration as in next step.

Q: Find Modulus and arg for: fal tand - (b) 1-Cosx +isind 1+ Sind-i Cosa

A:

Q: B)Prove (cose + i sine)" = cosno + i sin no

A:

Q: Evaluate sin 2x sin 4.xdx 2 b. sin 3 2x + C 3 1 a. sin ' 2x+C 3 c. cos' 2x+C 1 с. 3 d. -cos 2x +С 2

A: To evaluate the given integral: ∫sin 2x sin 4x dx

Q: Solve the next trigonometric equations, please include procedure. 10) sec a + tga = 0 11) 6cos+cos…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: $66)= Sinx+ Cos>x.

A:

Q: How do I verify both equations are the same ?

A: Given identity

Q: compute without using a calculator.

A:

Q: 9. Verify (working on one side): CScx = COSX tanx+cotx

A:

Q: 2, 3π cot²( -B) if sin 2ẞ 4 5

A: See the attachment.Explanation:

Q: Find cot 0. A) B) 11 11 A Clear selection

A: we use Trigonometry ratios  Cot(x) = Base/(perpendicular)  Cos(x) = Base /(Hypotenuse)

Q: so what is the solution of sin 1=.  , sin 2 =.  , sin 3 = and sin 4=.

A: We need determine the values of sin 1, sin 2, sin 3, sin 4.

Q: Fill in the blanks

A: Solve the following

Q: 2 sin- If p = cos -1 q, show that 4p? – 4pt + q? = 1.

A:

Q: Evaluate the six trigonometric functions of 0. 19. (-2, 3)

A: See below the calculation

Q: -5 .......

A: Given,           12-32ix+yi=cosπ3+isinπ3-5

Q: 1) cos- 0 V3 3) cos-! 5) sin--1 7) cos-1

A: