For each pair of vectors, find U V.   . U =6i,  V= -8j

Q: Solve each equation for u if 0° <= u , 360°.   4 cos u - 3 sec u = 0

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Q: Simplify the trigonometric expression. cot 0 + cos(-0) + cot(-0)

A: Given that: cot(θ) +cos(-θ)+cot(-θ) We have to simplify the given expression.  

Q: Linear Velocity A point moving on the circumference of a circle covers 5 feet every20 seconds. Find ...

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Q: Help! Please and thank you! Problem is attached!

A: To rewrite sin4(4x) in terms of the first power of cosine.

Q: Find sin(arccos(-1/2))

A: The given expression is sincos-1-12.

Q: #18

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Q: If sin(A)=4/5 A in QII, and sin(B)=−3/5 B in QIV then sin(2A)=

A: We have to find the value of sin2A when sinA=45 where angle A is in second quadrant and sinB=-35 whe...

Q: inctions:C tan(T - x) can be expressed a:

A: We know that  In second quadrant tan function is negative, sine function is positive and cosine func...

Q: How do I solve ?

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Q: Just as sine and cosine are cofunctions, their reciprocals cosecant and secanct are cofunctions. Use...

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Q: Consider the triangle ABC. Suppose that C = 103 degrees, a = 54, and b = 53. Solve the triangle. PLE...

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Q: Eliminate the parameter t from the parametric equationsx = 3+1 2 sec t and y =2+  4 tan t.

A: Given parametric equations are x=3+12 sect and y=2+4 tant We have to eliminate the parameter t from ...

Q: f 4sin20 - 9 =-7, where 0 <0 < 2z,

A: 4sin2θ-9=-7;0≤θ&lt;2π Now, simplify the equation, 4sin2θ-9=-74sin2θ=-7+9sin2θ=24sinθ=12

Q: Question Solve the equation sin(2a) = -, given that 0 < a < 2n. %3D

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Q: Write the expression as the sine, cosine, or tangent of an angle. cos cos - sin sin 5

A: We know that  cosA+B=cosAcosB-sinAsinBA=2π7B=7π5

Q: Simplify the trigonometric expression. 1 + tan A sec A

A: The trigonometric expression is simplified as below,

Q: Write the equation in point-slope form of the line that passes through the given point and has the g...

A: general equation of straight liney-y1=m(x-x1)now point (-2,-1) passing through the liney-(-2)=-3(x-(...

Q: find all values of x, 0 &lt;= x &lt;=  2p, forwhich the following are true:   cos x = 1

A: Given, cosx=1

Q: Do only f... plz follow all the guidelines .. sketch in standard postion and find the exact value

A: cos-112 We need to make a sketch of the angle and determine the exact value of it.

Q: Which of the following are solutions to the following equation where 0 <0 < 2n 1 cos(30) %D 2

A: Solution -  Given condition - 0⩽θ&lt;π And, cos3θ=-12   In 1st quadrant all trigonometric ratios are...

Q: A tire is rotating 720 times per min through how many degrees does a point on the edge of the tire m...

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Q: Solve the following equation for 0 on the interval [0, 27). 3 cot (0) – 5 = -8 Select all correct an...

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Q: Question Write the following function in terms of its cofunction. sec 8. Provide your answer below:

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Q: In a public park, a triangular region of grass is bounded by walkways. Sprinkler heads are placed at...

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Q: Write the expression below as an equivalent expression involving only x. (Assume x is positive.) cos...

A: Given,            coscsc-1x+13We know that,           ∴ coscsc-1x+13 = x2-1x

Q: Help with showing work to this problem please

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Q: Can you help me with this please?

A: Given: 2sin(2θ)−1=0

Q: Solve for 0 if 2cos 0 - 3 = -3 and 0 < 0 < 2n. Select the correct answer below: O e =%and 0 = 0 O e=...

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Q: 2) Determine the quadrant in which the terminal side of Θ lies, subject to both conditions. sec Θ &g...

A: Given sec⊝&gt;0 and cosec ⊝&lt;0

Q: Let cos (a) = 1/V5 with a in QIV. Find cot cot (2.r) = (2.r).

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Q: Use a calculator to find the following. Round your answers to four decimal places.      tan 420 degr...

A: Given:  tan420°tan360°+θ=tanθ

Q: Make a sketch of each angle in standard position and determine the exact value of each angle... Just...

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Q: Show that 2 cis 60 degree and 2 cis (-60 degree) are conjugates.

A: we know that cisθ=cosθ+isinθ

Q: simplify the expression.  Do not evaluate 10sin(9x)cos(9x)

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Q: Question Write the following function in terms of its cofunction. cot 16 Write your angle in radians...

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Q: If sin (A) = 3/13 with A in QII, find sec (2A). sec (2A) =

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Q: Identify the period, range, and horizontal and vertical translations for each of the following.Do no...

A: Given  The equation is  y=-1+2tan12x-π6

Q: Solve the following equation for x, where -n < x < n. tanx + tan x = 0 Provide your answer below:

A: The given equation is tan2x+tanx=0. Solve the above equation as follows.  

Q: How do I prove the identity

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Q: If theta = 40 degree is a central angle in a circle of radius 9 feet, find the arc length cut off by...

A: The angle can be represented as below:  

Q: Solve for y when x=o degrees: y=2sinx

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Q: Show how you could set up and find the exact value of cos(5pi/4) in two different ways. cos(5pi/4)=c...

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Q: Write the conjugate as a complex number  −7 + 5i

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Q: Solve (1+tanAtanB)2 +(tanA-tanB)2

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Q: Identify the period for each of the following. Do not sketch the graph.            y = tan ( 3pi x)

A: Given function is y=tan3πx To find: Period of given function. Solution: We know that if we have give...