Since sin O O tan 1/12 = 1-cos 8 1+cos 0 1 Cos 0 2 " as tan 1-cos 0 tan/2 = √ 1+cos 0 COS /= ± √ || sin COS ONDE 1+cos 0 2

Q: Find the argument (angle 0) in radians for the given complex number z = 6.9 + (-2.7)i. Answer:

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Q: A certain bridge arch is in the shape of half an ellipse 132 feet wide and 32.3 feet high. At what…

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

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Q: Find the measure (in radians) of a central angle of a sector with radius 2.7 cm and area 6.6 cm2.

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Q: Refer to the figure below. 9 O 11 18 (a) Find the angle opposite the longest side. (Round your…

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A: Find the axis and Equation of the given parabola.

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A: Given: A triangle is defined by the points (-3, 5), (0, 0) and (4, 1). We are required to: Determine…

Q: For a triangle ABC, we have a = 5, b = 4, c = 2. When solving the triangle, we should:

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Q: 1. Find the exact value of each quantity: a) cot240° c) sin315° b) cos(-150°) d) csc270° e) sec450°

A: *Multiple Sub- parts*?as per our company guidelines we are supposed to answer ?️only first 3…

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A: I have used the following trigonometric formula and solve the problem.   cos(x - y)=cos(x)cos(y) +…

Q: 12. For each equation, find (decimal approximations of) all angles between 0° and 360° satisfying…

A: a) sinθ=0.28 b) cosθ=1.35 c) cotθ=-0.55 d) cscθ=1

Q: Use the given value and the trigonometric identities to find the remaining trigonometric functions…

A: We have given the cos value and we need to solve for all other trigonometric function

Q: Given the triangle 16 x= 16 12 answer to 4 decimal places. X , find the length of side using the Law…

A: Law of cosine is given as  c2 = a2 + b2 - 2( a )( b )cosC where C is the angle between a and b

Q: Simplify the following expression by using appropriate identities. Do not use calculator. T sin - (…

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Q: A 40 ft ladder is leaning against a wall making a 48° angle with the ground. Approximately how far…

A: given ladder height is 40 ft.given angle between ladder and ground is 48 degree

Q: Graph the hyperbola using the transverse axis, vertices, and co-vertices: 4 25 = 1 Use the green key…

A: x24-y225=1    ................(1)

Q: this

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Q: Below is an augmented matrix(in image) for a system of 3 linear equations in 4 variables (x, y, z,…

A: Given the augmented matrix of a system.

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A: radius = 25cm The axle of hamster wheel is 27 cm Time taken for one complete revolution 3s

Q: Suppose vector v has magnitude 7.6. What is the magnitude of -1v? Answer:

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Q: Q.6 Refer to the following figure to answer the question. ..... What is the period of this…

A: The distance between the repetition of any function is called the period of the function.

Q: Find the period of the function f(x) = sin(0.95x).  Provide 4 decimal places.   Answer:

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Q: 12. y = 1 tan4x cotx

A: To solve the given equation.

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A: To find out the amplitude, period, phase shift and vertical shift of the given function.

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Q: A triangular parcel of land has sides of lengths 50 meters, 90 meters, and 96 meters. Find the area…

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Q: Suppose u = and v= . Find the angle between the two (position) vectors u and v. Provide the answer…

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Q: * ste 48 N 60 70 3

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Q: 7. Put the following in increasing order (smallest to largest).. cos (n), sin (), picture that…

A: Put the following in increasing order. cos(π), sinπ2, cos7π8, sin7π8

Q: Simplify cos(7x)+cos(5x) sin (7x)+sin(5x) to an expression involving a single trigonometric…

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Q: Graph the parabola given by the equation x² = -13y by first selecting the correct symmetry, then…

A: The given equation is x^2=-13y is a equation of parabola whose axis is negative y-axis. To plot the…

Q: cos (x) sin (90 ° - x) + sin 2 (x)

A: Use the relation sin90°-θ=cosθ where θ,90°-θ is a pair of complementary angles.

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A: This is question of trigonometry here is clock question is given we have to find the velocity of…

Q: 7T According to the CAST Rule, sin( 4 O-sin(0,) + sin(0) Hide hint for Question 5 S T A C =

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Q: Find the argument (angle 0) in radians for the given complex number z = 2.4+ (-6.5)i. Answer: 13

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Q: Given the ellipse what are the coordinates of the two foci? Select the correct answer below: (10,-6)…

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Q: 5m 3 Zoom COS 1. Find the exact value

A: 1). cos2π-θ=cosθ 2). cos2π+θ=cosθ

Q: A helicopter is heading N 45° E (i.e. direction angle of 45°) with an airspeed of 18 mph, and the…

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Q: Л (+7 Graph, by hand, over one period f(x) = sec 2

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Q: -16 + -12 -8 -4 20 94 16- 12+ 8 4 -8- + -12+ -16+ 4 8 12 + + 16 20

A: y2=7x

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Q: Find the exact value of the expression_ cos 40° cos 20° - sin 40° sin 20°

A: Find the exact value of the expression. cos(40) cos(20)-sin(40)sin(20)

Q: Question 18 0 =

A: here we have to find the magnitude and direction angle.

Q: Suppose the oscillatory motion of an object can be modeled using the equation s(t) = 3.6sin(3.5t)…

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Q: For a triangle ABC, we have a = 5, b = 4, c = 2.  When solving the triangle, we should: First, by…

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Q: Convert the following equation of a parabola into standard form. Select the correct answer below: O…

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Q: A pilot is flying over a straight highway. He determines the angles of depression to two mileposts,…

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Q: What is the position vector of the vector shown below? 45-4-3-2

A: Graph