Question 8 What are the domain, range, and period of the function RO) = -3cos(-20)? Answer in complete sentences.

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Q: The Sibago Island lighthouse in Zamboanga stands on a rock 163.4 meters above sea level. A man in vi...

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Q: The tangent of an obtuse angle is –7/18 Calculate the cosine of this angle to 4 decimal places.

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Q: Solve the right triangle shown below (find all missing sides and angles). Round the angle measures t...

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Q: Find all solutions of the equation in the interval 0, 21). 2 cos0 +/3 = 0 Write your answer in radia...

A: Given query is to find the solution of the trigonometric expression.

Q: O 0, 5 , 7, 0, 풍,

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Q: 8. Three aeroplanes are in communication with each other to determine their locations. They send the...

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Q: 4. Given 0 < 0 < 2n, solve 2 csc x = 3 csc 0 – csc 0 sin 0. 2

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Q: Solve triangle ABC. (Round your answers to one decimal place.) LA = %3D zB = 2C = C 12 А 44 48 B

A: We have, a = 44b = 12c = 48 The figure of the triangle is Formula Used: cos∠A = b2+c2-a22bccos∠B = ...

Q: 2. A cube of side length of 4 in is inscribed in a sphere as shown below. Find the surface area and ...

A: This question is based on mensuration.

Q: Solve the following problem. Be sure to make a diagram of the situation with all the given informati...

A: We know that Tan (theta)= opposite side/adjacent side    

Q: も。 At the right is the top view of a Chemistry Bullding in UP Diliman. It resembles the famous hexag...

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Q: Find the unit vector u in the direction of the vector v = (-6, 2). | Type your answer in component f...

A: v¯=-6,2v¯=-6i+2j|v¯| =(-6)2+22=36+4=40|v¯|=210  

Q: | = 41°, ZBDC = 53°, and y = 12, find x. (Round your answer to the nearest whole number.) B h А У D ...

A: Topic:- geometry

Q: Use the information given below to find cos (a+B). 5 with a in quadrant I 13 COs a = 15 sin ß = with...

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Q: Given three vectors A(6, 2, -3), B(-2, 3, 0), and C(-4, 6, 5). Find the unit vector bisecting the in...

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Q: Write the first trigonometric function in terms of the second for 0 in the given quadrant. cot 0, si...

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Q: Jor credit! 1. Write each as a function of a positive number: (a) cos(-2.71) (b) tan(-) (c) csc(-1.2...

A: We know that, cos(-θ) = cos(θ) tan (-θ) = - tan(θ) and csc(-θ) = - csc(θ)

Q: 125, A = 25°, b = 150 a

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Q: The following problem involves directions in the form of bearing, which we defined in this section. ...

A: solution:- the displcement S=78.0 milesangle, θ=N34°10'Wlet,  x component  of siaplacement is Sx y c...

Q: Estimate ? if cos ? = −0.7 and 0 ≤ ? < 2?. (Enter your answers as a comma-separated list. Round you...

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Q: The circle in the figure below has a radius of r and center at C. The distance from A to B is x. Red...

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Q: he area of a lune is 30 sq. m. If the area of the sphere is 120 sq. m. What is the angle of the lune...

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Q: Suppose ÐP is obtuse and sin P = 0.1392. Determine the measure of ÐP to the nearest degree.

A: Given ∠P is obtuse and sin P = 0.1392

Q: lim tan(x).

A: We have to find the left hand and right hand  limit of tanx when x tends to π/2 .  

Q: Question 23 Unit 7 - Circle 39 50 b°

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Q: Find the Fourier transform of each function. In each case, a is a positive real constant. Answer: (a...

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Q: Find the magnitude ||0|| of the vector v = 7ỉ – 23. Round your answer to 2 places after the decimal ...

A: Given,             The vector is v→=7i→-2j→ .To find : The magnitude of the given vector.

Q: Find the slope of the line. (-2, 3 2+ -2 -2- (2,-3) O A) 3/2 O B) 2/3 O C) -2/3 O D) -3/2 DELL

A: Given is to find the slope of the line.

Q: Find the exact value of cos(x + y), given sinx = 3/5, cosy = 4/5, x is an angle in Quadrant II, and ...

A: Topic = Trigonometry

Q: Find the exact value of the angles in the interval [0,2?) such that cos? =−√2 2

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Q: woman standing on a cliff is watching a motor boat as the boat approaches the shoreline directly bel...

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Q: Solve for the f(a, ß), for any given initial values (assumed by you). f(a, ß) = sin(a + B)e-iß, cos(...

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Q: 990 d A boy visiting New york city views the A Empire State building from a pointo on the ground, A,...

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Q: Determine the amplitude, period, quater period, and phase shift. Then, graph one period of the funct...

A: y=2cos(4x+π/2)   Use the form acos(bx−c)+d to find the variables used to find the amplitude, pe...

Q: ve the equation on the interval 0s0<2x. cos 20 3D1 t are the solutions in the interval 0s0<2x? Selec...

A: Topic:- trigonometry

Q: Given that AXYZ is congruent to ASTU, complete the following statements. U 8 cm 55 35 10 cm 12 cm 12...

A: Given: ∆XYZ is congreunt to ∆STU

Q: You decide to purchase new cameras. The descriptions include viewing angles, but you're not sure whi...

A: If ABC is a triangle right angled at C, BC is the base and AC is the perpendicular, tan∠ABC=ACBC

Q: 8 sin(x) x in Quadrant I 17

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Q: a polynomial function is given  R(x)=-x^5+4x^3-9x describe the end behavior of the polynomial func...

A: NOTE: Refresh your page if you can't see any equations. . here degree of the polynomial is 5 which ...

Q: Let x, y, z all exceed 1, and let w be a positive number such that log, (w) = 24, log,(w) = 40 and l...

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Q: rove the identity 1+ seç 20 csc 20 %3D sin 20 + tan 20

A: Prove the identity  1+sec(2θ) /(sin2θ + tan2θ) = cosec(2θ)   

Q: Indicate the quadrants in which the terminal side of θ must lie in. a. If sin θ 0 and csc θ 0, th...

A: Given that: a. If sin θ &lt; 0 and cos θ &lt; 0, then θ terminates in       b. If tan θ &gt; 0 and c...

Q: Find: TxxTyrTxy,Tzy TEx iTyx, Txx,Tz Tzz T yy, Txz, TyZ T tanh (x+램+32)

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for yo...

Q: A boat travels on a course of bearing S 40° W for a distance of 220 miles. a. How many miles sout...

A: We have to find distance in south and west direction.

Q: 9. Determine the distance between city hall and the library if city hall is 54 feet tall and the ang...

A: Given that: Height of city hall=45 ftAngle of depression=49°

Q: Determine the amplitude, period, quater period, and phase shift. Then, graph one period of the funct...

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Q: Use the exact values of the unit circle AND that fact that cosine is an even function to find: cos(−...

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Q: An ecologist wishes to find the height of a redwood tree that is on the other side of a creek, as sh...

A:  Given, The angle of elevation from A to tree is 12.6°. The angle of B to bottom of tree is 86.6° AB...