cos x + 2 sin x cos x = 0

Q: Divide. 32 (cos(7)+i sin()) 4√2 (cos($)+i sin()) Enter your answer by filling in the boxes. Enter…

A: Explained below

Q: Given A = 11 degrees, b = 8 , and a = 6, use the Law of Sines to solve the triangle (if possible)…

A: A=11°, b=8, a=6Law of…

Q: If a snowball melts so that its surface area decreases at a rate of 2 cm2/min, find the rate at…

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Q: 140 0 51

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Q: Vector a is expressed in magnitude and direction form as a⃗ =⟨26−−√,140∘⟩. What is the component…

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Q: Find the Discriminant - then tell how many solutions. 1) What is the number of solutions of: Show…

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Q: You invest $500 into an account that collects 1% interest each month. If you add an addi- tional $50…

A: Solution: If you invest $ 500 in an account you will collect at the end the monthly rate of interest…

Q: Find all solutions of the following equation in the interval [0, 2pi). 15tan^3x = 5tanx

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Q: Verify that the above formula is correct for each of the following cases: ((b) a = 8 cm, b = 9 cm…

A: Given,           a=8 cm, b=9 cm, c=10 cm

Q: Question 6 A vector with magnitude 5 points in a direction 310 degrees counterclockwise from the…

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

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Q: Points A and B are separated by a lake. To find the distance between them, a surveyor locates a…

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Q: What does the graph of the parametric equations x (t) = 4-t and y(t) = (t-1)². where t is on the…

A: t x(t)=4-t y(t)=(t-1)2 (x, y) -2 6 9 (6, 9) -1 5 4 (5, 4) 0 4 1 (4, 1) 1 3 0 (3, 0) 2…

Q: In a right triangle with acute angle measures of a and 3, sin a = 3. It follows that: Select one: a.…

A: Find out the correct answer.

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: Find the amplitude, period, and horizontal shift of the function. y=sin(x + 4x) amplitude H period…

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Q: HELP

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Q: Solve the equation for 0 < x < 2π -5=1+3 cos x IT Solve the equation for x over 0 < x < 2πT 2sin²x -…

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Q: Simplify the lefthandside so that LHS = RHS: sin(a) 1+ cos(a) 1- cos(a) sin(a) 2 tan(a) 2 tan(a) ||

A: Here is the solution:

Q: The cross-section of the rotor blade of a helicopter contains a particular angle θ. The area of the…

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Q: Find the determinant of the matrix. 6 3 1 -3 -5 3 9 15 Determine whether the matrix has an inverse,…

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Q: What is the common ratio of the sequence 832, 208, 52..? A -4 C D 4

A: Using formula of common ratio,

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: 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) What is the number of solutions of: Show -12x? + 5x + 2 = 0 Discriminant ---> Type of Solution

A: We can find the discriminant and type of solution in the following steps.

Q: Find the product. (3 + 4i)(4 − i)

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Q: Tell whether the following pairs of triangles are similar or not. If thèy äre šimilar, Write the…

A: Solution is given below:

Q: Given the triangle 36 places. Area = 36 13 find the area of the triangle. Round your final answer to…

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Q: b = (-7, 1) and c = (-4,-2). What is c + b in component form? Enter your answer by filling in the…

A: Solve the given

Q: Find the value of each variable used in the figures. If your answer is not an integer, express it in…

A: I am attaching image so that you understand each and every step.

Q: Find the values of the trigonometric functions of 0 from the information given. tan(0) -3, sin(0) >…

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Q: Evaluate tanh ( i).

A: We know that tanhz=sinhzcoshzand sinhz=ez-e-z2    , coshz=ez+e-z2

Q: ind the exact value of sin 0 if csc 0= * and 0 <0<90. %3D

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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: Convert (4, -3) to polar coordinates. Always choose 0 <= theta <= 2pi

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Q: A fire ranger stands at an observation window 70 ft above the ground. She sees a fire in the…

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Q: A certain triangle exists with side lengths of 6, 9, and 13. Which of these is NOT a reasonable…

A: Solution is given below:

Q: Problem 3: Points A and B are on opposite sides of a river. From a third point, C, the angle between…

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Q: Convert the rectangular coordinates to polar coordinates with r> 0 and 0 ≤ 0 < 2. (√32, √32) (r, 8)…

A: (x, y) =(32, 32)r=x2+y2 =32+32r =8θ= tan-1yx    = tan-13232   = tan-11θ=π4

Q: the domain and yange of he foilowing what is functions. arc sinx ave casx arc tan X

A: See below the answer

Q: Solve the triangle with the given information. a=7.1, c = 2.4, B = 12.1°

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Q: Find the measure of each angle. Answer in the form that the angle is given, either degrees or…

A: We have to find the measure of the angle.

Q: or half-angle identit Use a double-angle 9. cos 8- - and <0 <n Find tan () 11. cos 0 = 1 and 0 < 0…

A: Solved below.

Q: Write the equation of the hyperbola centered at the origin, with length of the horizontal transverse…

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Q: Simplify the lefthandside so that LHS = RHS: 1+ cos(a) cos(a) 1 tan(a) sin(a) 1 1+ cos(a) 1- cos(a)

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Q: Find the reference angle. 8. 2015

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

Q: SKETCHPAD Question 16 The ruins of a pyramid has 49 blocks in the bottom row. Each additional row…

A: To find out thr number of blocks.

Q: Convert the Cartesian coordinate (1,3) to polar coordinates, 0≤ 0 < 2π [= Enter exact value. 0= √10…

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Q: Using the figure below, solve the right triangle. (Round lengths of sides to three significant…

A: Solve it

Q: a) cot(0) b) sin(0)

A: Apply Pythagoras theorem