sin(A)cos(B)+cos(A)sin(B) Choose. sin(A)cos(B)- cos(A)sin(B) Choose. cos(A-B) tan(A)+ tan(B) sin(A-B) 1-tan(A)tan(B) cos(A+B) sin(A+B) tan(A)- tan(B) 1+ tan(A)tan(B) tan(A-B) tan(A+B) cos(A)cos(B)- sin(A)sin(B) Choose. + cos(A)cos(B)+ sin(A)sin(B) Choose

Q: How do I simplify (9-sin(x))(4-3cos(x))-(9cos(x))(3sin(x))

A: Given that: (9-sinx)(4-3cosx)-(9cosx)(3sinx)

Q: d 1 dr tan? (x)

A:

Q: 3 п (3 2 sin (x-2п) cos ( -x ) + tan (п -x) tan 3 п 2 +x

A: Note:-Since you asked multiple questions, according to our policy we can answer only first question…

Q: sin(x-y) sin(x+y) tan x-tan y tan x+tan y ||

A: The given statement is: sin(x-y)sin(x+y)=tan x-tan ytan x+tan y

Q: Match each expression with the appropriate formula that would be used for simplification. sin 8x +…

A: Solution:-

Q: sin (x) – cos²(x) Show that 1 F COS %3D CSC (x)

A:

Q: sin?() + cos? () + tan? (4) 2 1/2 2 1 1/2

A:

Q: (co0s(-)) +- (cos(- 1. COS because 6. COS 6.

A:

Q: Wouldn't tan(x+pi)-(-sin(x)) yield tan(x+pi) + sin(x)) instead of tan(x+pi) - sin(x))?

A: Yes , there is a mistake on that question. I give u correct solution .  tan(x + π) - cos( x + (π/2))…

Q: sin(x) + cos(y) 1 + sin(x) cos(y).

A: Given query is to find the dy/dx at x = 0 and y = π/2

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A:

Q: cos(A) cos(B)

A: Our Aim is to find the value of cos A cos B=?

Q: - sin sin -y = sin (x+y) Prove that cos Xcos 4 -y 4 -x sin 4 X - 4

A:

Q: 6. (a) Express cos (2 tan- ) (b) Express sin (2 cosx) as an algebraic expression in x. (c) Express…

A:

Q: Part D

A:

Q: simplify tan(x) 2 sin(5) x - sin(4) x cos(5) x cos(4) x + sin(x)

A: Please find the solution image in explanation section.Explanation:

Q: Cos (tan (-1)) nin (con (-4))

A: