Find the exact value of the following. sin(75°) =

Q: Given cos(α)=7/9 and α is in quadrant IV, find the exact value of cos(α/2).

A:

Q: While fishing on a lake, the fisherman looks up at a cliff. His boat is 35 ft. from the base of the…

A:

Q: Let θ be an angle such that cotθ = −3/2 and secθ < 0. Find the exact values of tan ⁡ θ and sec ⁡ θ.

A:

Q: Solve the triangle. a=9, b=10, C = 50°

A:

Q: 78. sin² 20 1 + cos 20 = 2 sin²0

A:

Q: Solve the equation, where  0° ≤ x < 360°.  Round approximate solutions to the nearest tenth of a…

A: To find the value of X.

Q: Find the exact value of y or state that y is undefined. y=sin [tan ¹(-4)]

A:

Q: 7T 12 COS COS 뜸 + sin sin 5T 12

A:

Q: ay 05 60 m m. E R R 100 m B K * * £ D1C с 7,32 od A ansibizare delle

A:

Q: Solve for the remaining side(s) and angle(s) if possible. As in the text, (a, a). (ß, b) and (y, c)…

A:

Q: Q1. A 1.4 m tall boy is standing at some distance from a 40 m tall building. The angle of elevation…

A:

Q: Exercises 67 and 68: Evaluate the expression. 67. cos (2 tan-¹ 60 68. sin (2 sin ¹x), x > 0

A: let,

Q: i do not know how to do this

A:

Q: 5. What is the minimum value of the function f(x) = 3 sin (x - 1) + 4? a)-1 b) 1 c) 4 d) 3

A: "Since you have posted multiple questions, we will provide the solution only to the first question…

Q: x 2. -4 x

A: Note:-As per your demand we solve question 2 for you The given figure is

Q: If 0 = -11T 6 sec (0) equals csc (8) equals tan(0) equals cot (0) equals then find exact values for…

A: Consider the thetahs

Q: Use the identities to find the indicated value for each angle measure. Cos θ= 7/25, sin θ

A: Given: Cosθ= 7/25Identity used: Cos2x = 1

Q: Write the augmented matrix, the coefficient matrix, and the constant matrix of the system of…

A: The given system of equations

Q: Solve the equation for solutions over the interval [0°, 360°). tan ²0 + 8 tan 0 +5=0 Select the…

A: To solve the following equation over the interval (].

Q: Enter the number that belongs in the green box. 4 70° 6.77 [?] 7 Round to the nearest hundredth.

A: This is question of geometryHere triangle is given And three side and one angle is given We have to…

Q: From a window 32.0 ft above the street, the angle of elevation to the top of the building across the…

A: Given :Height of window = 32 ftThe angle of the elevation to the top of the building across the…

Q: The height of the tree is approximately feet. (Round to one decimal place as needed.)

A: Given that the angle relative to the horizontal from top a tree to a point 14 feet from its base is…

Q: letter (A,B,C,D, or E) in each blank. a b 1.1 - cos² (x) 2.1 3. cot (x) 4. tan(x) 5 sec² (r) A. sin²…

A:

Q: Simplify the trigonometric expression. sin(x) csc(x) + cot(x) 16 sec²x X

A:

Q: Give a word problem regarding time rates: inverse trigonometric functions Show FBD, no FBD gets…

A: We have to give a word problem regarding time rates involving inverse trigonometric…

Q: An airplane climbs at an angle of 13° at an average speed of 350 mph. How long will it take for the…

A:

Q: O A cameraman is filming a marathon. He wants to keep his camera pointed at the lead runner, but…

A:

Q: Find all solutions in radians. Approximate your answers to the nearest hundredth. (Enter your…

A: Consider the equation

Q: tan 0 cos²0 = 2 tan 0 cos² 0 - tan 0 1tan²0

A:

Q: cos (arcsin+arccos √√3 2

A: Use the formula:

Q: Consider the figure below, From its home port (H), a ship sails 52 miles at a bearing of 146° to…

A: Consider the figure below, From its home port (H), a ship sails 52 miles at a bearingof 146° to…

Q: Page < 4. A golf ball is hit with a 45° angle of elevation from the top of a ridge that is 50 feet…

A:

Q: Write the expression as the product of two functions. cos 70+ cos 50

A:

Q: 2. Sketch the ellipse and list its domain and range. (x-4)² (y +2)² + 4 = 1 3. Write an equation for…

A: Domain of ellipse = Range of ellipse =

Q: Solve equation giving exact solutions which lie in [0,2 TP COS(3x)= COS CSX

A: Given equation

Q: Use one or more of the six sum and difference identities to find the exact value of the expression.…

A:

Q: A bridge is to be built across a small lake from a gazebo to a dock. The bearing from the gazebo to…

A: The figure

Q: Suppose that scores on a particular test are normally distributed with a mean of 120 and a standard…

A: Suppose that scores on a particular test are normally distributed with a mean of 120 and a standard…

Q: Consider the points A = (cos 40, sin 40), B = (cos 76, sin 76), C = (cos 121, sin 121), and  D =…

A: The objective of this question is to find the lengths of the line segments AB and CD, where A, B, C,…

Q: sin 2x 1- cos2x = cotx Note that gach Statement must

A: Proved that the identity we have to find checks the indentity

Q: Using the Law of Sines to solve the triangle if ZA = 36°, ZC = 70°, b = 11: ZB is degrees; a = C =…

A:

Q: mi and ZC = 40.1 degrees. laces. ZB is opposite side b, and ≤C is opposite side c.

A:

Q: Find the area of a triangle with the given description. (Round your answer to one decimal place.) a…

A:

Q: Solve 2 sin²(x) - 3 sin(x) – 2 = 0 for all solutions 0 < x < 2π x = Give your answers accurate to 2…

A: We solve the given problem using the quadratic formula and  the trigonometry concepts.sin= -sinx…

Q: Find sin(2x), cos(2x), and tan(2x) from the given information. sec(x) = 6,   x in Quadrant IV

A: As per the given data we have:

Q: Verify that the trigonometric equation is an identity. (cot²x+1) (cot²a-1) =csc4a-2csc²α Which of…

A:

Q: Solve for the remaining side(s) and angle(s) if possible. As in the text, (a, a). (ß, b) and (y, c)…

A: we need to find out the unknown measures of the triangle.

Q: Use the figure and write the vector in terms of the other two vectors. v=

A:

Q: Plot the points with polar coordinates 5, 25 X EYO 4 42 liete RI HUT 7) and (-6, फोम X 5π -SA) 3 4…

A: Consider the polar points

Q: Determine the measure of x, to the nearest tenth of a degree. 18 cm

A: Pythagoras Theorem will calculate the cosine of any angle in any given triangle. Given by its sides.