If sin a 0.564 and sin ß = 0.849 (both = angles are acute), Your answers should be accurate to 3 decimal places, so carry at least 5 decimal places in your cofunctions. Find the values for: cos(a + 3) = cos (ß - a) =

Q: You will be using sin¹¹, cos^¹, tan^¹. Find the following angles: i. sin 0 = 0.7071, 0= ii. cos A =…

A:

Q: 2² ²¹ ( 1²/²) = a. sin os-¹ (-1) = b. cos C. sin-¹ (-2)=

A:

Q: Use reference angles to find the exact value of the expression cos 3π/4. Do not use a calculator.

A: The given angle is in second quadrant, and the value of cosine is negative in second quadrant.

Q: Find exact and approximate values for sin 45°.

A: Isosceles right triangle An isosceles right triangle with sides 1. Now find the hypotenuse side…

Q: Find cos2θ if sinθ=7/25

A: From the given information, sin ϴ = 7/ 25.Known fact,  cos 2ϴ = 1 - 2 sin2 ϴ.

Q: Find the exact value of cos(37.5◦).

A:

Q: 0 L t 912

A:

Q: Calculate fa₁. (1 + tan² a) da

A:

Q: Find csc-1(4.3) (in radians).  (Hint: Use sin-1)

A:

Q: Determine? cos 3x.dx

A: Given integral ∫cos(3x) dx, solve using the properties of indefinite integrals ∫cos(ax)dx=…

Q: Find the exact value of the expression sec 22π/3. Do not use a calculator.

A: Given- sec22π3 To find- the value of the trigonometric expression. Formula used- secnπ-θ=secθ

Q: so cosA/sinA is my answer?

A: Let's simply given expression.

Q: Let sinA=-4/5 with A in QIII and cosB=-3/5 with B in QII. Anwer Exactly. Find sin(A-B), cos(A-B),…

A: Given,

Q: Find the measure of cos-1 (-0.5) in degrees and radians.

A: cos-1-0.5

Q: What is the exact value of cos- (sin a) where a = 13T radians? 4

A:

Q: Compute arccsc(A) (the inverse cosecant of A), if A = -3.32 Your answer should be in radians, and…

A: A =-3.32