Given the triangle not drawn to scale A = 14 4 25 A 29 find the measure of angle A using the Law of Cosines. Picture is degrees Give your answer accurate to at least one decimal place

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A: Given that  and  in Quadrant III

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A: Question No. (a):For , to find the value of in radians when Note: Since you have posted multiple…

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Q: 28. Find the general solution of the equation cos2x+ 1 = cosx(-

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A: (a) cos2⁡(x)=34

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A: To find the magnitude of resultant vector |R|

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Q: 22. For an angle in the third quadrant, sin t = -3/7. Find cost.

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A: The Sine Rule:

Q: Find csc(0), if cot (0): = csc (0) = 1 2 " within quadrant IV. Give a reduced answer in exact form.

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Q: Solve cos2x = 0.75, where 0 ≤ x &lt; 2π.

A: The objective of this question is to find the values of x that satisfy the equation cos^2(x) = 0.75,…

Q: 18 E(V) Bo B₁ > O This represents which relationship? X

A: Consider the graph

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A: To plot the following polar points.Note: Since you have posted multiple questions, we will provide…

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A: A triangle is given with the measures .The aim is to find the value of .Note: Since you have posted…

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Q: 9. Domain, range, and period of sine, cosine, tangent functions. f the following

A: Since you have asked multiple questions in a single request so we will be answering only first…

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A: As per our guidelines we can solve one question only or first three sub parts only. If you need more…

Q: 20. a = (3,2), b = (-2, -3)

A: 20.Consider

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Q: Exercises 21-28: (Refer to Example 4.) Find the following. (a) sin(a + B) (c) tan (a + B) (b) cos (a…

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Q: What is the direction of V? V 0 = [?] degrees (9,-4)

A: From the given figurev→=⟨9,−4⟩

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A: We have to find the velocity and actual direction of the boat.

Q: 38. Use De Moivre's theorem to evaluate z if the trigono- metric form of z is z = 2(cos 45° + i sin…

A: The given trigonometric form is .The aim is to find the standard form.De Moivre's theorem:.

Q: 10. Two ships sail from the same point at the same time. Ship A sails on a course of 175° while ship…

A: Law of sines of triangles:-

Q: Prove the identity. sec²x 2 tan.x = csc 2x Note that each Statement must be based on a Rule chosen…

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Q: 22. Use trig identities to simplify the following expressions: 22a. cot θ csc θ, 22b. csc(α) cos(α)…

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Q: Find the standard form of the equation of the ellipse satisfying the given conditions. Foci: (-5,0),…

A: To find the standard form of the equation of the ellise satisfying the given conditions.

Q: 21. Evaluate the following using the unit circle. Make sure to sketch the angle in show your work…

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Q: 15. Which quadrant does each angle belong to? a) -4π/5 b) 157° c) 12π/4 d) 14T/3 e) -79* f) 15π/2

A: The given angles,(a) (b) (c) The aim is to find the quadrant of each angle.Note: Since you have…

Q: sin(x + y) = sin(x) cos(y) + cos(x) sin(y)cos(x + y) = cos(x) cos(y) − sin(x) sin(y)23a. Find an…

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Q: Exercises 21-28: (Refer to Example 4.) Find the following. (a) sin(a + B) (b) cos (a + B) (c) tan (a…

A: Question No. (22): Given:  in quadrant IITo Find: To find the following:

Q: 3. Find a rectangular equation to represent the plane curve. x = 3 tant, y = 2 sect for tin (-7-7)

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Q: 8) 3- 2 1 7 ม L K

A: According to our guidelines, we can answer only first question (due to multiple questions). Kindly…

Q: A light aircraft was traveling 108 miles per hour straight and level when the pilot measured a…

A: The objective of this question is to find the height at which the aircraft is flying. We can use the…

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Q: i do not know how to do this

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Q: 5 Find the exact value of the expression sin (x-ß) given that cos a = '7' with a in quadrant II, and…

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Q: write in terms of sine and cosine: tan²x - sec²x =

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Q: Question 10 39 cm B 8° 45 cm Figure 1 42 cm (c) Find the area of triangle ABC. NOT TO SCALE C Figure…

A: Given:  To Find: (a) To find  and to show that (b) To find (c) To find the area of triangle ABC.

Q: Q₂:- A: Find the inverse of the matrix F-15 o O o ju o Lo o jio incurs LAnsuler Three onl

A: Let,

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Q: cot2t+1=

A: The objective of the question is to simplify the trigonometric expression cot^2(t) + 1.

Q: To project the construction of a new industrial estate specialized in sustainable manufacturing…

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