Consider the vectors. 4i - j, -10i + 3j (a) Find the dot product of the two vectors. (b) Find the angle between the two vectors. (Round your answer to the nearest minute.)

Q: For the equation cos 4θ = − sqrt2/2 find all degree solutions without using a calculator.

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Q: write expression in terms of sines and or cosines and then simplify sec^2x + sin^2x

A: topic- trigonometric expressions

Q: I. 1. Find the perimeter of a regular octagon inscribed in a circle of radius 150 cm. Problem…

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Q: To determine the distance between two points A and B, a surveyor chooses a point C that is 235 yards…

A: Solution: According to the given data where AC=b,  BC= a,  AB=c , γ=∠BAC=49°30' =49.5°

Q: 10 60 5. 60' 14 10

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Q: Prove the following identity. csc e - cot 0 Sin2 e 2 csc e We begin by writing the right side of the…

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Q: Chang and Salma are standing on a riverbank, 170 meters apart, at points A and B respectively. (See…

A: Given query is to find measure of angle B

Q: How

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Q: Use a sum-to-product identity to rewrite the expression. sin 3a+ sin 6a sin 3a + sin 6a = (Use…

A: "Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Integrate the square root of (1 – cos x) dx. A. -212 cos (x/2) +C B. -212 ços x+C C. 2v2 cos (x/2)…

A: Note:- Since you have asked multiple question As per our policy, we will solve the first question…

Q: The equation y = cos x does not have an inverse function on the interval 글 < x < 를 2 O True False

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Q: –1 Will sin (sin- x) result in the same answer as sin- (sin x)? Explain your answer.

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Q: Find all solutions to the following triangle. (Round your answers to one decimal place. If either…

A: To find out measures of the triangle.

Q: 3: Use an identity to find cos(-4). Do not use a calculator.

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Q: Solve ΔABC. (Round your answers to the nearest whole number. If there is no solution, type NO…

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Q: 3) Cathy wants to determine the height of the flagpole shown in the diagram below. She uses a survey…

A: This question can be solved by applying the concepts of height and distance.

Q: 1) cos-105°

A: As per rule of bartleby we can solve only one question at a time and we can solve only three subpart…

Q: sec sin- (-) 5.

A: Given problem:- Evaluate without a calculator. Include a sketch. sec[sin-1(-3/5) ]

Q: Find all solutions in radians using exact values only. cos? 8x = 1 Ik x = 4 or 7 4 2 TIk + 7 2 Tk =…

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Q: Solve the equation for 0 if 0° <o<360°. cos 0 + V3 sin 0 = -/3

A: 1. cos θ+3 sin θ=-3 Note:    Multiple questions are given, we are answer with only one question. If…

Q: 168 (Show your solution) 1./ Solve the value of (2xt 12)° (ex - 14)°

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Q: If sinα = −4/5, where α ∈ QIV, and tanβ = 3/2, where β ∈ QIII. Determine the exact value of…

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Q: Solve the following using De Moivre's theorem, pascal triangle and binomial expansion. Show all your…

A: Note: There are multiple questions. No specific question has been asked.So, We will solve the…

Q: Find the exact value of the expressions cos(a + B), sin(a + B) and tan(a + B) under the following…

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Q: convert to polar equation X^2 +(y-3)^2 =16

A: Put x=rcosθ and y=rsinθ

Q: 5, Rearrange the equation 4x² + 20x = 6y + 36y + 5 into the standard fo %3D hyperbola.

A: Given query is to find write the standard form of hyperbola.

Q: Find the relative maximum / minimum values of the function S(x)= *-2 x+2 State where the function is…

A: The given function is: f(x)=x-2x+2⇒f(x)=x+2-4x+2⇒f(x)=1-4x+2

Q: 5. What is the radian measure of an arc measuring 117°? 6. What is the degree measure of an arc…

A: As per our guidelines we are supposed to answer only one question

Q: In any triangle ABC, prove that a sin (B – C) + b sin (C – A) + c sin (A – B) = 0.

A: In any triangle ABC, prove that a sin (B – C) + b sin (C – A) + c sin (A – B) = 0

Q: Find the exact value of the expressions cos(a + B), sin(a + B) and tan(a + B) under the following…

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Q: n 16 of 20 Step 1 of 1 | Hawkes Learning | Portal - Google Chrome Portal/Lesson/lesson_certify# <-…

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Q: angles

A: As per policy, only first question is answered.  Please refer to the image below

Q: The problem that follows reviews material we covered in Section 6.2. Find all radian solutions…

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Q: Illustrate and solve the problems. 1. A person at one end of a 230ft bridge spots the river's edge…

A: As per the guidelines we can solve 3 parts only only. Please repost the same for more answers.

Q: Prove the following identity. cos“ e = 1 cos 20 + cos? 20 2 4 We begin by using a Double-Angle…

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Q: Answer (a) through (d). Please show your work.

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Q: A hamster running in a wheel of radius 14 cm spins the wheel one revolution in 20 seconds. a) What…

A: Given query is to find angular and linear velocity.

Q: For the following A & B, assume that all the given angles are in simplest form, so that if A is in…

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Q: A segment 150 cm long is divided into 3 parts 2:3:5. How long each part?

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Q: Solve 8 tan x sin x -8 tan x =0 in the interval [0,2n). The solution(s) is/are. (Use a comma to…

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Q: 4. 2 sin e cos e - cos e 1- sin_e + sin?e- cos? e

A: (2sinΘcosΘ -cosΘ)/(1 - sinΘ +sin2Θ -cos2Θ ) (cosΘ)(2sinΘ -1)/(2sin2Θ  - sinΘ ) cosΘ(2sinΘ -1)/(sinΘ…

Q: Approximate the area of triangle ABC. (Round your answer to the nearest whole number.) alpha= 60°,…

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Q: tan-'(nx) e IT X

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Q: y%3D2+3cos |30 + 2. у

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Q: The problem that follows reviews material we covered in Section 6.2. Find all solutions in the…

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

Q: 3T sin (1) A particle moves along the x-axis with velocity given by v(t) 3 t> 0. If the particle is…

A: Given query is to find the position of the partical at indicated time.

Q: A right triangle has side lengths 5,12, and 13 as shown below. Use these lengths to find sinX, tanX…

A: Solution ) sin x = height / hypotenuse sin x = 12/13  tan x = height  / base  tan x = 12/5 cos x =…

Q: Evaluate in degrees without using a calculator.      a. sin−1(1/2) =       b. cos−1(1/2) =…

A: Use the basic concepts of inverse trigonometric ratios about principle values of these ratios.

Q: Use parametric equations to model the path of a rider on the wheel. You want to end up with…

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