296 Answered Questions for the topic Trigonometric Functions

Trigonometric Functions Trigonometry

07/22/15

Dan is making a border for a triangular placemat...
He wants it to have side lengths of a= 8 inch and b= 4 in. If m(angle)A=50, how many different placemats can Dan make? a) 0 b) 1
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Trigonometric Functions Trigonometry

07/22/15

Which value of u make the equation 2(cosu)= -1 true?
a) 30 degrees b) 60 c) 120 d) 135
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Trigonometric Functions Trigonometry

07/22/15

Trig question?
Which set of expressions, where N is an integer, give all possible values of "sin^-1(√2/2)"   π is pi   a) (2π)N, π+(2π)N b) π/4+(2π)n, 3π/4+(2π)N c) π/6+ (2π)N, 5π/6+(2π)N d)π+(2π)N, 2π+(2π)N
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Trigonometric Functions Trigonometry

07/22/15

The point (3,-4) is on the terminal side of Ø in standar position.
Which is the sine of ∅?   a) -3/5 b) 3/5 c) -4/5 d) 4/5
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Trigonometric Functions Trigonometry

07/22/15

The sine of s is 1/2 and the cosine of s -v3/2. Which is the contangent of s
a) √3/2 b) √3 c) -√3/2 d) -√3
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Trigonometric Functions Trigonometry

07/22/15

When viewed from the side, a nail is located at 90 degres on a tire...
The tire turns counterclockwise through 8.5 complete rotations. What is the new position of the nail in the tire?   a) 0 b) 90 c) 180 d) 270
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Trigonometric Functions Algebra 2 Trigonometry

07/22/15

Which two angles are both coterminal with Ø= 90 degrees?
a) 270 and -90 b) 270 and 450 c) 0 and 180 d) 450 and -270
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07/15/15

solutions of the equation that are in the interval [0, 2p)0.[sinx +cos x = 0 ]
not seeming to get this problem
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Trigonometric Functions Algebra 2 Trigonometry Unit Circle

07/08/15

if ? is in quadrant IV, what can be a value of cos? ?
trigonometry help, answer as soon as possible!
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Trigonometric Functions Algebra 2 Trigonometry Unit Circle

07/08/15

if ? is in quadrant IV, what can be a value of cos?
trigonometry help
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Trigonometric Functions

07/06/15

what is 2?/9 in degrees
How do I sketch the angle of 2Π/9 if I don't know how to convert it from radians to degrees?   
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Trigonometric Functions

06/26/15

solve problem
Find the complementary and supplementary angles       27°  35’   15”     The book I use does not show how to work problems like these.
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Trigonometric Functions Precalculus Trigonometry Pre Calculus

06/08/15

Sonic boom trig question
The US Air Force was running maneuvers with the F22 Raptor, flying low enough so that you could see the shock cone created as the jet flies overhead at supersonic speeds. You wanted to take a video... more
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Trigonometric Functions Algebra 2 Square Roots Tangent

05/21/15

Trigonometric functions
let tanθ=square root of 3 over 5, find the other five trigonmetric functions. 
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Trigonometric Functions Trigonometry

05/14/15

In a right triangle...
In a right triangle, tan θ= -5/12 and π/2 < θ < π. Which of the following is true?     a) sec θ= -13/12   b) sin θ= 5/13   c) csc θ= 13/5   d) cot θ= 12/5
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Trigonometric Functions Trignometry

05/10/15

find the sum
what is the sum of sin50 cos30 + cos50 sin30
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Trigonometric Functions

05/10/15

If f(x)= arctan x, g(x)=0.9x, and x is in radians, for how many values of x does f(x)=g(x)?
Given that arctan x= 0.9x how do you get an inverse tan of a variable that would give a result of 0.9 times the variable?
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Trigonometric Functions Trig

04/30/15

if tan0=5/8 and 0 is in the third quadrant, what are the five other remaining trig functions of 0
i need help with this, someone help me
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Trigonometric Functions Trig Trigonometric Identities

04/23/15

The Value (5p)/4 is a solution for the equation 3v2csc?+5=-1 true or false?
The Value (5π)/4 is a solution for the equation 3√2cscθ+5=-1   true or false    Please explain this to me?   there is no solution to the equation secx=0 true or false? 
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Trigonometric Functions

04/19/15

2-2sin^2x/cosx
can someone please help me express this in simplest terms. Thank You.
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Trigonometric Functions Functions Trigonometric Identities

04/19/15

y = 8 + 7 cos 3t + 7 cos 6t #function #trig
The vertical displacement of the end of a robot arm (in cm) at time t (in [16 marks]seconds) is given by y = 8 + 7 cos 3t + 7 cos 6t: (a) Find all times, t > 0, (in exact form i.e. in terms of... more
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Trigonometric Functions Precalculus Trigonometry Math Help

03/29/15

Simplifying Trig Expression
Simplify csc^2x-1/cot^2x 
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Trigonometric Functions

03/26/15

Using appropriate inverse trig expressions what is an equation that defines 3x in the equation cos(3x)=-1?
im not usre exactly how to get this. As well as finding all values for it and the values og x between 0-2pi..
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Trigonometric Functions Advanced Functions

03/20/15

If a triangle has a side lenghts of 6, 8, and 10, find the measurement of each angle
Need to know all angles
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Trigonometric Functions Trigonometry Trigonometric Identities

03/18/15

2cscx+5=1 solve on the interval [0,2p)
2cscx+5=1 solve on the interval [0,2π)   a) π/3, 5π/3 b) π/6, 5π/6 c) 2π/3, 4π/3 d)7π/6, 11π/6       2)   solve on the interval [0, 2π)   1+sin(theta)=(√3 +2)/2    a) π/3,... more
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