77Add Matrices 49 20 A = %3D 2 1 0 7 %3D

Q: 1 7. If A and B are positive acute angles and cos A = 13 then show 14' 7, cos B = that A- B = 60°.

A: We need to prove A-B=600.

Q: Prove the identity: * (1+ cot A- csc A) (1 + tan A+ sec A) = 2

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Q: Use the unit circle to find all values of e between 0 and 27t for which the given statement is true....

A: Given; Cos(theta)=-√3/2.

Q: 30. Distance between Two Ships Two ships leave a port at the same time. The first ship sails on a be...

A:  Distance between Two Ships Two ships leave a port at the same time. The first ship sails on a beari...

Q: What is the value of cos(e) if the terminal side of the angle 0 intersects a circle at the point (-4...

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Q: Find the length of side BC of the quadrilateral ABCD when 2C = 40°, AB = 16cm, and AD = 12cm. * B 40...

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Q: dy 2 %3D (1+x 3 dx 2 What is the value of k such that y is perpendicular to the curve y = 3x + 1 at ...

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Q: Solve the right triangle ABC with a=6 meters, c=10 meters and right angle C

A: Given a=6m, c= 10m and ∠C=90°We know that sides are opposite to the respective angles By pythagorous...

Q: sec A - 1 sec A +1 2 tan A 2 sec A Option 1 Option 2 2 csc A 2 tan A sec A Option 3 Option 4

A: Topic:- trigonometry

Q: The time between high and low tide is 12 hours. The high tide of 22 feet occurred at 5 am. The Low t...

A:

Q: 2. Suppose tan x = 3 -- with < x < 2n. Find the exact value of cos ). Show you work carefully. ensem...

A: Given problem:- tan(x) =-4/3 with 3π/2 &lt;x&lt; π To find:- Exact value of cosx2) 

Q: equa 4 Choose the correct answer below. O A. arcsin =X 2 2 ОВ. arccOS = X 2 V3 O C. arctan = X 3

A: We find the equation that solution is π/4.

Q: 1) Look at the graphs. Are the lines Intersecting, Parallel or Coinciding. Then state the Solution. ...

A: topic - lines and their solutions

Q: Find the six trig values of (8, -6) if its a point on the terminal side of an angle in standard post...

A: Given query is to find 6 trigonometric functions for point (8,-6)

Q: For all real numbers x,* cos(1339x) cos(1337x)+ sin(1337x) sin(1339x) =? 1- 2 sin? x cos x – sin? x ...

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Q: Find the area of the sector of a circle with radius 9 inches formed by a central angle of 10°:

A:

Q: of

A: We will find the value of x. 

Q: Find the six Trigonometric function values of the angle 0 in standard postion, if terminal side of 0...

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Q: Graph the rectangular equation (x+3)^2+y^2=9 and then choose one point to start with rectangular coo...

A: We need to graph the rectangular equation: x+32+y2=9 We know that, x-h2+y-k2=r2 is the equation of t...

Q: 4. If cos 4A - -1/9, find cos A 5. If tan 4A = 24/7, find sec A

A:

Q: . What is the area of triangle ABC? * 12 60° 60° A A. 6/3 square units B. 18 V3 square units A B C. ...

A: It is a basic area of traingle problem

Q: Solve the equation for the interval [0, 2n). cos (x) = sin (x) 3π π O A. 4 2 3n 5T В. О В. 4' 4 OC. ...

A: Given:Cos x = Sin x We will solve the given equation in the interval (0,2π]    

Q: 2.2 Given the identity: cot'x sec'x-(sin'x + cos x) = cot x 2.2.1 Prove the identity. xE [0°;360°] f...

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Q: Inswen: Find the missing side. .6 Round to the nearest tenth. 8 ст 36° Emly Bracelin Math Sunshinel....

A: Topic:- trigonometry ratios in right angle triangle

Q: Sketch the graph of the function. Use the table to determine the value for 'y and plot the graph. Hi...

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Q: Solve the equation in radians for all exact solutions where appropriate. Round approximate answers i...

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Q: A pilot is flying over the ocean. She determines that the angles of depressilon to two ships are 62°...

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Q: A 15 foot ladder is leaning against the side of a building. The angle of elevation between the groun...

A: Here we will find height of side of building where ladder can reach,

Q: n the diagram,AC=24 2 squared and BC=24 2 squared.find AB.Write you answer in simplest form.

A: Since triangle is right angle triangle, By using phythagoren theorem, (AC)2+(BC)2=(AB)2 (242)2+(242)...

Q: Marcus needs to give Deshawn his air pods back. If Marcus noticed that he had to use a 20° angle of ...

A: Use Trigonometric ratios

Q: On [0, 67], ƒ(x) = }. Find all values of x. Find the x-intercepts of f(x) on [0, 87]. On [=, ), g(x)...

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Q: Use the given and figure for numbers 7- 10. B. Give the measure of the following angle. Given: OMAN,...

A: according to our guidelines we can answer only three subparts  rest can be reposted.

Q: Use a calculator to answer the following: a) What is the value (to four decimal places) of TAN 55 d...

A: We can solve both the answer as below.

Q: The angle between 0∘ and 360∘ that is coterminal with the 1034∘ angle is  And what the reference an...

A: Given: The angle between 0∘ and 360∘ that is coterminal with the 1034∘

Q: 4. Two light spotted the same mark on the tower, the mark was 35 ft. from the ground. The forst ligh...

A: Given problem:- Two light spotted the same mark on the tower, the mark was 35 ft. from the ground. T...

Q: From the top of a light-house at a height 20 meters above sea level, the angle of depression of a sh...

A: Use trigonometric ratio, tan(theta) = Perpendicular/Base Note that, side opposite to the angle is ta...

Q: What is the value of * csc(65 + 0) – sec(25 – 0) + tan? 20 – csc? 70 ? -1

A:

Q: Write the equation of a sine function with Amplitude = 3 and Period = 47. ... Type the equation in t...

A:

Q: Find the area of the sector of a circle with radius 4 kilometers formed by a central angle of 3π/2  ...

A: Given query is to find the area of the sector.

Q: Write sin x in terms of cos x.

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Q: b 52° 23' 45", b - 4.9 сentime

A: We will find the altitude. 

Q: Use de Moivre's Theorem to test the correctness of the following trigonometric identity: 3 sin 20 – ...

A: Given: - The trigonometric identity is: sin3θcos3θ=3sin2θ-sin6θ32 To test: - The correctness of the ...

Q: Bugs Bunny was 42 meters below ground, digging his way toward Albuquerque, when he realized he wante...

A:

Q: Find the exact solution of the equation. - 1 3 sin The solution set is }. (Simplify Vour answer incl...

A:    3arcsinx=π⇒arcsinx=π3⇒x=32

Q: a) Calculate the mean, median and mode distances for each archer? Mean Median Mode Lionel Jeffrey b)...

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Q: (117° 12. sec

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Q: Chosen Function Ich bec f(x)-(x+1s)(x1) (x+18) (x-1) the the Nove date. sker notes åcer

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Q: Consider a triangle ABC like the one below. Suppose that A=44°, B=36°, and c= 17. (The figure Is not...

A: Given A=44°, B=36° and c=17We know that sum of angles in a traingle is 180°⇒∠A+∠B+∠C=180°44°+36°+∠C=...

Q: (12를) 3

A: Since you have asked multiple questions in a single request we would be answering only the first que...

Q: The point P is on the unit circle. If the y-coordinate of P is −6/7, and P is in quadrant III , then

A: