8 cos 10° cos 50° cos 70°

Q: 2. Here is a triangle similar to triangle DEF. y₁ 18 15 12 9 6 3 F' E' ΟΙ 3 6 9 12 15 18 21 24 27 30…

A: (a)scalefactor=3(b) sin(D′)=135​cos(D′)=1312​tan(D′)=125​Explanation:As we can see the original…

Q: sin (aß) if sin a 2 5 cos B || 3 2 3π 2 <a <2л, and T 2 <B<π

A: Please see the answer below.Explanation:

Q: Find all soluons to the equation. 70 COS x+- COS X =-1 2 Write your answer in radians in terms of π,…

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Q: Enter the number that belongs in the green box. [?] 59° 13

A: We know that the sines law states that,.Where a,b and c are the sides of triangle opposite to the…

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A: To find the depth of the water, we can use the Pythagorean theorem since Solomon swims in a right…

Q: Factor 64u^2 - 81w^2

A: The objective of the question is to factorize the given expression 64u^2 - 81w^2.

Q: Precalculus: Proving Trigonometric Identities Practice Problems Questions tan r secx+1 1. Prove the…

A: Here in the explanation part, we are getting LHS=RHS Hence, the identity holds True. Below in the…

Q: Sketch 0= 5 T in standard position. Drag to show the angle. K

A: The given angle

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Q: Find the exact value of s in the given interval that has the given circular function value. Do not…

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Q: Suppose sin A = 2/7 with A in quadrant II. Use an identity to find sin(2A). You must show all your…

A: The objective of this question is to find the value of sin(2A) given that sin A = 2/7 and A is in…

Q: Express sin M as a fraction in simplest terms. 18 0 N Answer Attempt 1 out of 2 sin M= 24 24 M…

A:

Q: x is an acute angle. Find the value of x in degrees. tan(x)=0.4

A: The objective of the question is to find the value of an acute angle x, given that the tangent of x…

Q: 6 2 T ,t is an angle with cos (t) and both angles are between 0 and Assume s is an angle with sin…

A:

Q: Find (cos A-B) if A and B are positive acute angles with sin A = 12 13 A. B. 56 65 63 65 3 and cos B…

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Q: ric ratio to determine which 2. cos A = 15 17 5. cos A 8 17 || 8 2 15 = 3. tan A = 6. tan A = = 500…

A: The given figure

Q: Let a = (-1, -3, 2) and 6 = (1, -1, - 4). Find a x b.. V

A: Let .To find .

Q: 30° 60% 5"

A:

Q: Question Find the exact value of sin G in simplest radical form. E G 11 V46 F

A: We know thatIn a right triangle, the sine of an angle is always the length of the  side…

Q: Find the reference angle for -105°. 0. 몸 T

A: to find the reference angle of a negative angle we add  to it untill it is positive and lies between…

Q: tan 9π 28 1+ tan - 9π 28 tan tan π 14 π 14

A: 1+tan(289π​)⋅tan(14π​)tan(289π​)−tan(14π​)​=1Explanation:The given expression is…

Q: How many solutions does the equation 4 cos(0) = 3 have? O No solutions Exactly one solution Exactly…

A:

Q: CSC 75° - 2 tan 195° CSC 15°

A: Given, csc(75∘)−csc(15∘)2tan(195∘)​On solving we get, =2−6​+32​​ =0.896575472…

Q: Determine the simplest form of an equation for the graph shown. Choose b>0, and include no phase…

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Q: Find the reference angle for -200°. 0

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Q: 2. (4 pts.) What is the difference between a Hamiltonian path and an Eulerian path? 3. (10 pts.…

A: Kindly find the below answer and give helpful rating. Explanation:step: 1Question: Travelling…

Q: Solve 8 sin(3x) = 7 for the two smallest positive solutions A and B, with A < B A = B =

A: The equation is

Q: 20 P Hyp 63.1°/64.6) 25m Q d. 1102 Xole R The diagram above (not drawn to scale) shows the angles of…

A:

Q: 7. Simplify the following: (csc0-cote) (csce+cote) sine

A: (7) Let assume,

Q: From a window 34.034.0 ft above the​ street, the angle of elevation to the top of the building…

A: The objective of this question is to find the height of the building across the street using the…

Q: Find all solutions to the following triangle. (Round your answers for angles A, B, A', and B' to the…

A: The objective of the question is to find all possible solutions for the given triangle. We are given…

Q: 4. Prove that sin (3 sin² +4 cos²0) tan =3cose + cos

A:

Q: ach angle measure to the nearest degree. ¹(11) 12 11. cos¹ (0.23) 8. cos lo 2001 9. tan¹(5.03). n¯¹…

A: To find each of the following angle to the nearest degree.

Q: Find the magnitude of the vector  -5, - 5. Write in simplest radical form

A: The objective of this question is to find the magnitude of the vector (-5, -5). The magnitude of a…

Q: Use Quotient and Reciprocal Identities to Evaluate the Expression: Find cosx if cotx=-7 and…

A: By using Quotient and Reciprocal identity to evaluate .

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Q: Examine the following expressions: Number 1: sin(105 degrees) Number 2: cos(105 degrees) Number 3:…

A: The objective of this question is to calculate the exact values of the trigonometric functions…

Q: sina sin (a +ß)+ cos a cos (a +ß)

A: The answer is given below Explanation:

Q: A 1.4-m pendulum is initially at its leftmost position of -9 degrees .Determine the period for one…

A: The objective of this question is to find the period of a pendulum swing and to model the angular…

Q: What is the answer for 19, 36, and 43?

A: Note that : Since you have posted multiple questions, we will provide the solution only to the first…

Q: Simplify the expression: sin(tan^−1 − 2/x )

A: Answer is x2+4​−2​Explanation:

Q: Given: tan 0 Find: = √6 2 tan 0 + cot 0 tan - cot 0

A: Answer:       5Explanation:Step 1:

Q: 2. Farmer John has land on both sides of a river as shown in the diagram below. He wants to build a…

A: We need to find the length of cable required and the cost.

Q: Suppose the formula y = A sin(Bt - C) + D describes the height above the ground of a car on a…

A: y= Asin(Bt-C)+D

Q: Ꮎ 0 = [ ? ] ° Find the direction of the resultant vector. (11,11) 13 W

A:

Q: Explain why a circle tangent to y=sin(x) at x=π/2 has its center on the vertical line x=π/2. Find…

A: The objective of this question is to understand why a circle tangent to the function y = sin(x) at x…

Q: tanx+cotx/secx. simplify the trigonometric expression below by

A: Given  trigonometric expression,

Q: Ꮎ 19 cm 15 cm

A: We know that the formula of sin function is,(perpendicular)/(hypotenuse).

Q: A man starts at the origin and walks 8 meters East. He then turns and walks 8 meters North. Graph a…

A:

Q: Find the exact value of tan A 5T 12 A. 2+√3 B. √3-2 C. 2-√3 D. -2-√3

A: To find the value of