Find the following products.   -6i(3 - 8i)

Q: Prove the identity (sin x + cos x)? – sin(2x) =1

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Q: Trigonometry Question

A: Consider the given function, y=cotx=cosxsinx   To find the vertical asymptote of a rational function...

Q: 24) y sec X

A:   Definition used -             Amplitude - The secant function does not have an amplitude.         ...

Q: This is for homework

A: Properties of right angle triangle: 1.  The  longest  side is the hypotenuse. 2.  (base)2 + (perpend...

Q: How is the graph of y= 2 tan x different from the graph of y = tan x?

A: Given: fx=2tanx, gx=tanx we know that fx=2tanx                                                      ...

Q: Evaluate each expression without using a calculator, and write your answers in radians.       arccos...

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Q: Roberto has plans to build a tree house in a large oak tree in his backyard. He takes measurements f...

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Q: A weather balloon is sighted from points A and B, which are 5.00 km apart on level ground. The angle...

A: a) Consider the graph: According to question: Using Sine Rule:ABsin180°−27°−48°=BCsin27°=ACsin48°AB...

Q: The following information refers to triangle ABC. In each case, find all the missing parts.     A=  ...

A: Sine rule: asin A = bsin B = csin C   In Triangle ABC, Sum of all three interior angle is 180o. A + ...

Q: Solve problem # 4 Simplify the following trigonometric expression. Please State the identities used ...

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Q: Let f(x) = cx1.31. If x is doubled, by what factor is f increased? (Round your answer to two decimal...

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Q: solve sin^2(x)-sin(x)=2. state the general solution.

A: Consider the given equation sin2x-sinx=2  

Q: Identify the vertical translation for the graph of y =1 +4  cos ( 3x +pi/2)     - pi/2

A: y=1+4cos3x+π2⇒y=4cos3x+π2+1 Now comparing with y=acosbx-c+d, we get a=4, b=3, c=-π2 & d=1

Q: Regarding the graph at the right, the parabola is:

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Q: For each of the following angles, a. draw the angle in standard position.b. convert to radian measur...

A: Given angle is θ=260°. a. The angle is the standard position is shown below.

Q: Find the component form of v, where u = 31 - j. v = 3

A: Given: u=3i-j and v=83u To determine: The component form of v.

Q: Given that the three sides of APQR (not shown) are PQ = 6, QR = 7, and PR = 12, arrange the angles b...

A:  In a triangle, the measure of the angle depends on the length of the side opposite to the angle. La...

Q: Question Use a calculator to solve the following equation for 0 on the interval [-90°, 90°]. csc (0)...

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Q: Find the exact value of the given expression. sec(2 sin−1 1/8)

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Q: Solve the problem. 31) Find the measure (in radians) of a central angle of a sector of area 55 squar...

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Q: Question Evaluate the following expression. arctan(3) Report your answer as a simplified fraction.

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Q: Use the unit circle to find all values of θ between 0 and 2π for which the given statement is true. ...

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Q: Verify identity

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Q: Write the trigonometric expression as an algebraic expression. 4 cos(2 arccos x)

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Q: Find the exact value of the expression whenever it is defined. a.  cos [arctan(-4/3) - arcsin(3/5)] ...

A: Given: costan-1-43-sin-135 we know that tan-1-x=-tan-1x so, costan-1-43-sin-135=cos-tan-143-sin-135=...

Q: A sector of area 2π/5 square inches is formed by a central angle of 45°. What is the radius of the c...

A: The area of a sector is given by:                    

Q: Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round...

A: In general  cosθ = cos(2kπ ±θ) , where k is any integer

Q: If p = -1.4, simplify the expression tan (tan-(p)).

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Q: If sin θ = -0.9, find the value of sin θ + sin (θ + 2!) + sin (θ + 4)

A: Given: sinθ=-0.9 ,sinθ+sinθ+2!+sinθ+4

Q: Use a calculator to find the following. Round your answers to four decimal places.      sin - (120 d...

A: we have to find value of sin-120°. We know that, sin-θ=-sinθ and sin90°+θ=cosθ Therefore, sin-120°=-...

Q: For Questions 2-5: Identify the domain and range of each function. Right 2. Left Down Up Domain: Ran...

A: Given

Q: Determine if the statement is possible for some real number z.     sin z = 1.2

A: Given: sinz=1.2

Q: Please show the steps

A: Given area of a sector formed by a central angle of 30° is π3 cm2. We know that area of sector havin...

Q: Solve problem # 5 Simplify the following trigonometric expression. Please State the identities used ...

A: Given: The expression 1-cos4x1+cos2x,  To simplify: The given trigonometric expression,

Q: Simplify (6 - 3i) + [(4 - 2i) - (3 + i)].

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Q: A point is given in rectangular coordinates. Convert the point to polar coordinates (r > 0, 0 ≤ θ...

A: Known fact: Any point in rectangular coordinate x,y can be written as a point in polar coordinate r,...

Q: Find exact value without calculator

A: Answer is  1 and explanation is given below

Q: If y2 is positive, then y1 + y2 will lie _______ y1 by a distance equal to ____.

A: Consider a function y=sinx+1. Here y1=sinx and y2=1>0positive.

Q: 16

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Q: Verify identity

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Q: Plz

A: Given 4sinx+3=0 To find the value of x solve the above equation. 4sinx+3=0    4sinx  =-3        sinx...

Q: A helicopter takes off from the roof of a building and travels at 100 mph on a bearing of S56°E, The...

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Q: The bearing of a line is the acute angle between the line and a _______­_______ line.

A: Bearing is the acute angle between the given line and a meridian line. Meridian line the north-south...

Q: The graph shows a unit circle with point P at 28 45 53 53 Enter the exact values, or DNE if the valu...

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Q: Multiply    (a)  (a+ 1) (a-1) (b)  ( sec theta + 1)  ( sec theta - 1)

A: To Multiply  (a)  (a+ 1) (a-1) (b)  ( sec theta + 1)  ( sec theta - 1)    

Q: Help number 46 answer is 88

A:

Polynomials

Try substituting 1. You will get 6 and not 0. Try other real values also. What About -2? Let us check.