What is the relevance of the study of cosine, sine and tangent of sum and difference of two angles with the current state that we are in at the moment? Explain.

Q: Find the trigonometric function value of the corresponding complementary angle. Given that sec 55°…

A: Given,            sec55°≈1.7434To find : csc35°

Q: . If cos A=1/2 with A in QIVfind the following sec A/2     2. If sin A=5/13 with A in QII find…

A: The solution is given below

Q: Find the vertex and write the quadratic function in vertex form (which our OpenStax textbook also…

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Q: b =, b/ 68°

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Q: How tall is the building across the street? (Round to the nearest foot.)

A: Follow the procedure given below.

Q: 11. Express the product sin60 cos40 as a sum. 1/2 (sin100-sin20) O (sin50-sine) 1/2 (sin100+sin20) O…

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Q: For the following assume that all angles are in simplest form, so that if A in QIV yu may assume…

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Q: P. B. Given: Rectangle PINK with diagonals PN and IK Prove: PN = IK Statement Reason Given (1) PK TN…

A: Answer is in step 2.

Q: a, S(1,-4)

A: This question is based on Trigonometric Ratios.

Q: Use trigonometric identities to solve tan(20) + tan(0) = 0 exactly for 0 <0< T. If there is more…

A: To solve the given trignometric equation using trignometric identities.

Q: Solve the equation for solutions in the interval [0, 2π): 5 sec x - 8 = 2

A: This question is based on general solution of cos.

Q: Find the unknown angles in triangle ABC for the following triangle if it exists. A = 28.8° b= 42.8…

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Q: Write the expression as an algebraic expression in x for x > 0. 3 sin(2 sin−1 x)

A: We will use trigonometric concepts to write algebric expression

Q: Evaluate the expression under the given conditions. 5 cos(20); sin(0) O in Quadrant III 13

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Q: Simplify the expression to one term. Graph the original function and your simplified version to…

A: Given: sin(x)cos(13x)-cos(x)sin(13x)

Q: If A = 70°, B = 30°, and b = 11 cm, find a. (Round your answer to the nearest whole number.) a =…

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Q: y F D A 1.

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Q: The first term of an arithmetic sequence is -4. The fifth term of that arithmetic sequence is 16.…

A: Find your answer below

Q: 3.) Solve triangle ABC, given: a= 12 cm, b= 14 cm, c = 15 cm.

A: Given problem:- Solve triangle ABC, given: a = 12 cm, b = 14 cm, c = 15 cm.

Q: Determine whether the given statement is true or false. Explain. sin 8° sin 16° sin 16° then a = 78…

A: Follow the procedure given below.

Q: Find the vectors u + v, u – v, and 2u v. (Simplify your answers completely.) 2 u = i + j, v = = -j -…

A: We need to solve vector problem. NOTE- As per our guidelines we can only solve 3 subparts. Please…

Q: 2.) A ship at sea is 80 miles from one radio transmitter and 145 miles from another. The angle…

A: The given problem is solved below in detail.

Q: Sketch a graph of the polar equation. = sin(40) n/2

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Q: 4. Find the measure of angle C in the triangle below. angle C degrees 30 105 43 23 32 11 42

A: As we know from the property of the triangle; ∠A+∠B+∠C=180°   From the given figure;

Q: sin e=-1/3 and t<O<3tt/2, then tan 0/2=-3-2/2 (Show your solution)

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Q: cos 8=-15/17 and t<O<3tt/2, then tan 0/2=-4 (Show your solution)

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Q: The equation of a cosine function with an amplitude of 3, a period of 47, and a phase shift of to…

A: Given: The amplitude of the cosine function is 3, a period is 4π, and a phase shift of π2 to the…

Q: 16 What is the measure of angie E from the given right triangie? 18 A 50° В.60° C. 70° D. 80° 15 E

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Q: Which set of values is the solution for sin x =- 0sxs27? a) -0.34 , 2.80 b) 5.94 , 3.48 c) 1.91 ,…

A: Since you have asked multiple question, we will solve the first question for you as per our guide…

Q: Use Pascal's Triangle or the Binomial Theorem to expand (x + 2y)". Show all your formula and math…

A: Expand x+2y4

Q: x -4 i) The solution for =0 is: x+3 a) +2,-3 b) 4, -3 c) +2 d) no solution ii) The graph of the…

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Q: Find all degree solutions for the following. (Enter your answers as a comma-separated list. Let k be…

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Q: tan x- 1 1. tan (x - 45°) = tan x + 1 1- tan 0 2. tan (45° - 0) = 1+ tan 0

A: Basic trignometry problem

Q: Use the sum and difference formula for cosine Question You are given that sin(A) = =--, with B in…

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Q: y -6F (a) Find the amplitude, period, and phase shift. amplitude period phase shift (b) Write an…

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Q: - tan (x - 45°) = tan x – 1 tan x + 1

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Q: 2 sin? 20 + sin 20 – 1 = 0 e =

A: Since you have asked multiple question, we will solve the first question for you as per our guide…

Q: 2 1 3 4

A: A pair of vertically opposite angles are always equal to each other.

Q: If  sin(x) =  1 16  and x is in quadrant I, find the exact values of the expressions without…

A: Solved below

Q: 3. The angle of elevation of the sun is 27°. IF a tree Is 12 yd. tall, how long will its shadow be?

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Q: If tanx=-1/3 then cosx>0 Find Sin2x,cos2x and tan2x

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Q: Find the partial fraction decomposition

A: Given,            x2x4-1To find : Find the partial fraction decomposition.

Q: Find all solutions in radians. Approximate your answers to the nearest hundredth. (Let k be any…

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Q: Solve each triangle. A 13 20 134° 12 C [95° В 22

A: As we know from the Cosine rule: a2=b2+c2-2bccosAb2=a2+c2-2accosBc2=b2+a2-2abcosC   Given: a=13,…

Q: solution will be submitted. A ship travels 93 km on a bearing of 29 degrees; and then travels on a…

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Q: Find the solutions of the equation that are in the interval [0, 2?). (Enter your answers as a…

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Q: cot 0=-12/5 and 3t/2<O<2Tt, then csc 1. 6/2=V26 (Show your solution) O T O F

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Q: (a) In a certain state, each automobile license plate number consists of two letters followed by a…

A: Note:- these are multiple subparts question and according to our company guideline we can do maximum…

Q: b) sin 1 с) cos 2x - 2

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Q: This problem refers to triangle ABC. If a = 39 cm, b = 15 cm, and c = 28 cm, find the largest…

A: Given  a=39 cm, b=15 cm &amp; c=28 cm To find largest angle: