Question 6 sin²x + cos²x = Blank 1 Blank 1 Add your answer Question 7 tan²x = sec ²x Blank 1 - I Blank 1 Add your answer Question 8

Q: Simplify tan (-x) ese(x) cos(x)= А. О В. 1 С. -1 D. sinx

A: tan(-x) cosec (x) cos (x) = [Sin(-x)/ cos(-x)] cosec (x) cos(x)  = [sin (-x)/cos (x) ] cosec (x) cos…

Q: Solve the equation for the values of theta between [0,2pi) 2 cos^2 θ - cos θ - 1 = 0

A: Given Data: Equation:  2 cos2 θ - cos θ - 1 = 0 Interval: [0, 2π) Factorise the given equation.…

Q: Find the value of x  sin2x=sin600cos300-cos600sin300

A: Given,           sin2x=sin60°cos30°-cos60°sin30°

Q: True or False sin(sin-1 0) = 0 and cos(cos-10) = 0.

A: Given:         sin(sin−10)=0  and cos(cos−10)=0

Q: sec(-0) cose 1-cos²0 csc20 CS

A:

Q: 1.secB-cosB = tanB sin B 2.cotAcosA + sin A= cscA

A:

Q: sin 12 -14 +tan +cos -1 63 13 16

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Q: Evalnate without using Calculator (^) Cos 2 () -9 (6) Sin 15°

A: a) We know that Therefore, we have

Q: 2 sin2x + sin x -1 =0

A: To Determine: Solve this equation:

Q: 1- cosx dx A -2/2cos- +C B 2/2cos- +c -2/2 sin-+C 2 D 2/2 sin- +C

A:

Q: Simplify cos(arctan-1) O no solution O-V2/2 -V2/2 O V2/2

A: Solve the following

Q: (1+Sin O+COs02=a(+Sin0)+cose)

A:

Q: Show that os (2 tan~ r) COs

A: We have to prove that cos(2tan-1x)=1-x21+x2.

Q: Use the identity cos^(2)s+ sin^(2)s = 1 to find the value of x or y, as appropriate. (((2)/(9)), y),…

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Q: If 4 sin ¹xcos ¹x 4 COS X + 5 7 Find sin² 2x 5 + 1 12 cos² 2x 7 = ?

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Q: Is the equation 2 sin2 0 – cos 0 + 4 = 0 possible ?

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Q: COS 437/12 COS7T4+Sin 43T112 Sin? Ti/4

A: The expression is given by cos43π12cos7π4+sin43π12sin7π4 To evaluate: The value of the expression

Q: sin²e-2 sin 0+1 sin 0 – 1 sin 0-1

A: Given: sin2θ-2sinθ+1sinθ-1=sinθ-1

Q: Solve cos ( tanx) = sin cot! 3 4

A: