1000 Use the given below to answer #s 40-42 Given: cos A =. 3/5 and sin B =-12/13, where A is in QIII and B is in QIV

Q: tan -1 tan

A: We have to find the absolute value from the given

Q: Evaluate tan(3 – 2i)

A:

Q: evaluate exactly cos-1(-3/2)

A: -3/2 lies outside the domain of the function. Hence we will have no solution

Q: 3. Suppose csc(A) 2 where A terminates in QIV, and sec(B) = -3 where B terminates in QII 4

A: The relation between the sides and angle of right angle triangle are expressed in the ratio called…

Q: Evaluate cos tan Vx² + 1

A: We have to evaluate the given trigonometric function.

Q: Simplify (cos(11t))+(cos(5t)/sin(11t)-sin(5t))

A:

Q: Simplify ( sec A + csc A ) / ( 1 + tan A )

A:

Q: Is cos (A+b)=cos A + cos(b)? Explain

A:

Q: evaluate cos-1(cos(80 degrees))=

A: The objective of the question is to evaluate the expression cos^-1(cos(80 degrees)).

Q: Eng v-2 Sm (8-号)Cos (o-等) Ci: stetch

A:

Q: Simplify sin(7 − a) + sin tan(π + a) Select one: a. b. OC. 1 + sina sina + tana tana Od. 1 + tana…

A:

Q: Simplify (a + b)° a sin (180°) + ab sin (270°) + b sin (360°) cos (360°) + (a – b)´ csc (270°) -

A: Please refer the attached image for complete solution.

Q: Verify the identity: csc x cos2 x + sin x = csc x.

A: the given identity is: cscx cos2x+sinx=cscx we have to verify the identity.

Q: Evaluate cos-1 (2+3i).

A: I am going to solve the given problem by using some simple trigonometry to get the required result…

Q: Evaluate tan (cos-¹(-3)) 5

A:

Q: Evaluate 3 L, cos¹ (2+1) dr. -1

A: l have given the answer in the next step. Hope you understand that

Q: Evaluate: Cos +iSin 12 12,

A: Introduction: DeMoivere's theorem is an important theorem in complex analysis. It says that for any…

Q: is cos2(theta) + sin2(theta

A: