Use a reference angle to find the exact value of the following expression. Do not use a calculator. sin (225°)

Q: A ship leaves port on a bearing of 43.0° and travels 13.6 mi. The ship then turns due east and…

A: Draw the situation and use the Trigonometric ratio and coordinate plane to solve the question.

Q: Draw an angle with the given measure in standard position. 7) 630° 630 -360 8) -515° 270 112 & Ay

A: Given : 630    630°=360°+270°

Q: 3. Prove the following identity (sin* Ø – cos* Ø) 1 = tan Ø sinø cosØ – cos²Ø

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Q: 1. If sina =, with <A<R and tanB , with <B<= determine the exact value of 2 a) sin( A+ B)

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Q: Find the numerical answer to the summation given below. 68 (7n + 4) n=1

A: Given problem:-

Q: Determine whether the matrix has an inv O The matrix has an inverse.

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Q: please help me find the magnitude of the following vector. U = 8i + 15j

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Q: Find the sum of the first 8 terms of the following sequence. Round to the nearest hundredth if…

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Q: By cramer's rule solve the system of equation x - 2y + 3z = −5 3x + y + z = 8 2xy + 2z = 1

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Q: 4. 9 5

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Q: Prove the following statement: 2" ≥ 2n

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Q: 3. If the tangent ratio of 0 is, which angle is 0? 3 cm P O 40 OLR O LP 5 cm None of these angles…

A: We have to find out angle

Q: Given a = 4.6, b = 7.1 and c = 9.3, use HERON'S AREA FORMULA to fine the area of ABC. Round your…

A: Given query is to find the are of the triangle.

Q: a = (-1, -3) and b = (5,4). Represent a + b using the parallelogram method. Use the Vector tool to…

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Q: Consider the function f: R→ R defined by f(x) = cos(x), where n is an even integer. It can be shown…

A: Here, the given function is f(x)=cosn(x)

Q: e solution to the equation. +2= √3x 8 24 11

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Q: Z₁ Find the quotient of the complex numbers. Leave your answer in polar form. Z2 Z₁ = 24(cos 48° + i…

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Q: Complete the sentence below. The graph of y = tan x is symmetric with respect to the The graph of y=…

A: To be filled up- The graph of y=tan x is symmetric with respect to the ___________ and has vertical…

Q: Find the component form of v if ||v|| = 6 and the angle it makes with the x-axis is 150°.

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Q: 11. use Jouble angle identity to find exact value cos x == // and OLX<= ㅠ sec (2x) tan (2x) cos (2x)…

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Q: 1. Solve all possible and draw all possible triangles ABC given: a-3,0cm, b-5.5cm, <A-30, Round side…

A: We can use sine rule to find the sides and angles of triangle.

Q: Given A =25 degrees , B = 32 degrees, and c = 15 , use the Law Of Sines to solve the triangle for…

A: topic - law of sines

Q: Sketch a graph of the polar equation. r = sin(60) π/2 -1.0 -1.0 0.5 1.0 -1.0 0.5 x/2 1.0 0. -0.2…

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Q: QUESTION 19 Find the component form of v given its magnitude and the angle it makes with the…

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Q: C A If m/C = 90° while m/A=a and m/B = 3 in AABC, an expression representing the sum ( a+b sin a…

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Q: 1- cos 2x 1 a) sin 2x cot x

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Q: Convert (x - 3)² + y² = 9 to polar form. Drag and drop an answer to each box to correctly complete…

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Q: Simplify. [(20)²]³ 8i Enter your answer in the box.

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Q: ment is true? The function f(x) = tan(x) is an odd function because its graph is symmetric about the…

A: Given query is to find the correct option for the function.

Q: Use an appropriate Half-Angle Formula to find the exact value of the expression. cos (+) 28 (Ⓒ) Bill

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Q: alues of the sine and cosine functions for 20

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Q: b) sin²a - cos²a - tan²a 2 sin ²a - 2 sina - 1 2 1 - sin ²a

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Q: 7. Find the resultant magnitude and direction for the following two vectors. (i.e. Add the two…

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Q: When you solve the equation: sin(theta)cos(theta) − 7 sin(theta) = 0 , why is the answer…

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Q: N3 (44) arccos x + a arcsin 2 = र

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Q: La navette spatiale dans laquelle Lucie voyage est à 35 km du vaisseau-mère et à 42 km d'une station…

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Q: Find the component form of v if ||v|| = 10 and the angle it makes with the x-axis is 120°

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Q: QUESTION 20 Find the component form of v if ||v||= 10 and the angle it makes with the x-axis is…

A: ||v||=10a  component that makes an angle ∅ with X-axis is given byvx=||v|| cos∅given , ∅=120°

Q: Solve the triangle with a = 25.4, b= 15.3, and c = 10.6. α≈ (Type an integer or a decimal rounded to…

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Q: What is the end behavior of the polynomial function? Drag the choices into the boxes to correctly…

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Q: (9) Use the half-angle identity to find cos 3π and < x < 2 JOTE: Enter the exact, fully simplified…

A: Given problem:- tan(x) =4/3  Find cos(x/2) and π&lt;x&lt;3π/2

Q: In triangle ABC, a = 29, b = 28, and C = 52°. Find A. ○ 61.6° O 66.2° O 66.1° O 65.1° O Other:

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Q: Find the reference angle. 8. 2015

A: Given problem:- Find the reference angle of 20π/9

Q: A street light is at the top of a pole that has a height of 15 ft. A woman 5 ft tall walks away from…

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Q: ght: ra 2 2.12 [nverses of sir, cas, and tam rediens 0 s 8 s. Find the value of 8 in radians. cos…

A: We have to find the value of θ.

Q: Answer the following. Write the letter only before the item number. 1. Given tan = √3, what is cot…

A: According to our guideline we can only answer first question and rest can be reposted.

Q: The angle of elevation from a boat to the top of the lighthouse is 25°. The lighthouse is 150 feet…

A: BC

Q: 5 T Find the area of the sector of the circle with radius 4 meters and central angle 6

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Q: The radius of the base of a cone is 6 inches. The slant height of the cone is 10 inches. Which is…

A: We can find the closest surface area using the required formula in the following steps.

Q: Solve the system of equations by S-7x + 4y = = 0 8x5y = 190 (x, y) =

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