Prove T(n)= 2T(n-1)+n can be in 0(n2")using represented telescoping method

Q: Use the sun/difference or half angle identities to get the proper and exact answers. Tan(7pie/8)

A: NOTE: Refresh your page if you can't see any equations. .

Q: Conversion of Grads to Degrees, Mils and Radians Convert the following angles into their equivalent ...

A: Let's find. 

Q: Perform the indicated operation. t3 + 3 1. t4 – 16 ' 16 - t4 7 + 8 Зх + 2 2. 2x2 — 7х + 5 2x2 — х — ...

A: Please see the below picture for detailed solution. 

Q: 580 13

A: Given: Right angled triangle ACB. To find the unknown side x.

Q: A ship sails 20 miles on course 35°T and then sails 30 miles on a course 300°T. How far is it from i...

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Q: 8:14 PM Mon Feb 28 - 53% T O + : b = 2UT6 生))+()-号) =(-$)(-)+(學)量 b=4 65 25 - 3 (85) COS S = and cos...

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Q: 10. 10 60

A: We can find both the missing sides as below.

Q: N Find the exact value of the expression given below. cos 12 5n cos 12 (Simplify your answer, includ...

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Q: Solve each triangle. Round your answers to the nearest tenth. mLA = 70°, c = 26, a=25 m²C = 13°, m/A...

A: By law of sine:sinCc=sinAasinC26=sin70°25sinC=sin70°25×26C=sin-1sin70°25×26C=77.8°By angle sum prope...

Q: Use the Law of Cosines to determine the indicated side x. (Assume b = 19 and c = 23. Round your answ...

A: We can apply cosine rule to find x as below.

Q: Solve for the Vector Analysis Problem and choose your answer on the checkboxes below. Upload your so...

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Q: 11) 19.9 ft/80.3° 23.1 ft A В

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Q: Find two polar coordinates for the rectangular coordinate point. one with r > 0 and one with r < 0 a...

A: (x, y) = (-12, 43)r = x2 + y2r = (-12)2+(43)2r = 144+48r = 192r = 13.8564r ~ 13.86 

Q: 7 8 9. 6) Find D+E -3 6 -9 -6 11 -4 D = 14 -8 12 E = -30 -18 0 8 -6 -4 20 -9 o add speaker notes

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Q: csc- 3 %3D (Type 'sin', 'cos', 'tan', 'csc', 'sec', or 'cot'.)

A: To solve the given trigonometric problem. 

Q: Find the area of each triangle to the nearest tenth. 7.8m/ 10 cm 74 11m 51 16 m

A: To find the area of each of the given triangle to the nearest tenth. (1)  (2)  (3)   

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: Abuilding 56.69 feet tall has a shadow that is 60.89 feet long. Find the angle of elevation of the s...

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Q: 9) csc tan 11) cos sin-1 4/5 3/4

A: Since we are given with the multiple number of questions and answers according to the guidelines

Q: 17. If the distance between A and T on the map in Figure 19 is 0.5 inch, find each of the following:...

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Q: Choose the correct expression that completes the identity. 2 1+ sin´ x= Choose the correct answer be...

A: Here is the solution

Q: aINWVIN TO the nearest tenth. 2) Find AC 22° 35° 17 ft

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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: ÐM is an angle in a triangle with tan M = –7.12. Is ÐM acute or obtuse? Explain how you know.

A: Given:- tan M = -7.12 Objective:-  we have to tell  Angle M is acute or obtuse.

Q: Establish the identity. cos (a-B) = cot B+ tan a cos a sin B cos (a-B) cos a cos B- sin a sin B cos ...

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Q: sin sin

A: Given,            sin-1sin9π8

Q: Find the six trigonometric functions of t if t corresponds to the point (−0.737, 0.675) on the unit ...

A: Given query is to find 6 trigonometric functions for the point given.

Q: Prove each of the following using identities, showing all work in the process: A.) cos(x+pi/3) + si...

A: Given: (1)  cosx+ π3+ sinx-π 6 = 0 (2)  cos4x - sin4x  = cos(2x)  

Q: Find the complementary angles of the following angles: a. 56° 43’  34”  b. 54°  6’  36” c. 167° 5...

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Q: Evaluate sin (-B) with the following information. 24 (a in first quadrant) and cos B (B in second qu...

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Q: The area of the triangle below equals to 5 8

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Q: 5) Write equations that correspond to a mental method for calculating the sum below. State specifica...

A: We will find the sum using the Mental method.As  per our guidelines we are supposed to answer only o...

Q: a) i) Calculate the simple interest earned if a deposit of $ 200,000 is ...

A: We have to find simple interest and time in part ( a), x value in part (b) and x,y value in part(c)

Q: Which of the following equations is not an identity? Choose the correct answer below. O cot20+1= csc...

A: Which of the following is not an identity , tanθ=cosθsinθ It is not an identity, actual identity is ...

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: Find the values of other Trigonometric Functions and find the Angle Measurement. A. Tan θ = 24/7   ...

A: Topic = Trigonometric ratios

Q: Convert the following angles into their equivalent values in sexagesimal degrees. 1. 63.782064° 2. 6...

A: In sexagesimal system convert in degree minute and second. 1° = 60' 1' = 60"

Q: Find all values of x between 0 and 2pie that satisfy the quation.   cos x = -1/2

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Q: Solve the equation. Give a general formula for all the solutions. List six solutions. V2 sin 0= %3D

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

A: Given query is to find the domain and range of the function.

Q: 60 30 543

A: We have to find  SinC, CosB and tanC And here using pythagores theorem

Q: Find the values of other Trigonometric Functions and find the Angle Measurement. I. Sin θ = - 12/13...

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Q: 9 in

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Q: 2. Prove this using indirect proof in two-column form. Given: MP 1 NO M Prove: ZNPM is not a straigh...

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Q: Part A The press box at a baseball park is 37.5 ft above the ground. A reporter in the press box loo...

A: WE CAN FIND THE REQUIRED ANSWER AS BELOW

Q: 4) Find BC 34° 93° A 14 m 6) Find m/C 20 cm 28° 18 cm

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Q: Situation 05. In a science experiment, a test object is launched by accelerating it along a 200- met...

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Q: sena cot ga - Cos eca 1+ cosa 25.

A: As per company guidelines we can solve first question. I hope that the given solution will help you....

Q: Find the expression that is equivalent to sin 60° cos 40° - cos 60° sin 40°. Choose the correct answ...

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Q: Solve each triangle. Round your answers to the nearest tenth. mC = 13°, m2A = 22", c =9

A: For the solution follow the next step.