Use the information given below to find cos (a-B). sin a= with a in quadrant IV 13' 12 sinß= with B in quadrant II 13 %3D Give the exact answer, not a decimal approximation.

Q: Express cot 0 (e in quadrant III ) in terms of cos 0. cos e V1+cos²e cos e V1-cos²e cos e /1-cos²e…

A: we have to express cot θ in term of cos θ where θis in third quadrant we know that cot θ = 1tan θ…

Q: Answer the following as required. 1) Determine the amplitude and period of y = -7 sin Amplitude: 2)…

A: If a function look like y=Asin(B(x+C))+D where A is amplitude, period is 2πBSame for cosine function

Q: Find the exact value of sin θ  and sec θ  when tan θ  =3/4 and sin θ  < 0.  Do not use a…

A: Given Data: tan θ  =3/4 The figure below represents the reference right angle triangle.

Q: What is the result of cos j8? Round your answer to the nearest tenths.

A:

Q: Given that cos(0) = 2/5 and 0 is in Quadrant. 5 II, what is cos(20)?

A: According to question given thatcos(θ)=-255

Q: Find the Tan θ given the Sin θ = -1/3 and Sec θ is positive

A: Given  Sin θ=-13 The objective is to calculate Tan θ. Use the following 1. sec θ=1cos θ2. tan θ=sin…

Q: Assume that the following relationship is known to be true for two angles A and B: sin A cos B-cos A…

A:

Q: Find the exact value of cosθ. sinθ= -7/25,Pi less than θ less b than 3Pi/2. Cosθ=?

A:

Q: Solve the following equation for θ. Find the smallest positive radian value. (2cos(0))^2=2

A: Given: The given equation is 2cosθ2=2. To find: We have to find the smallest positive radian value…

Q: Find the remaining five trigonometric function values if sin ? = 1/4 and tan ? < 0.

A:

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.