9,261 Answered Questions for the topic trigonometry

Trigonometry

04/18/22

Please help me solve this problem!
Point A is 200 meters directly east of point B. The bearing from point A to point C is š‘† 60Ā° š‘Š and the bearing from B to C is š‘† 50Ā° šø. Find the distance from A to C to the nearest meter
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Trigonometry

04/18/22

Sinx \cosx is equal to

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Trigonometry Fluid Mechanics

04/16/22

Upward Fore of a Float in fresh water going around a circle
A circle (tube) is submerged in a tank of water. There is a float on the outside of the circle (tube) trying to rise upward toward the surface . need to know an equation for the upward force of ... more
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Trigonometry

04/14/22

please i need help please help me

why there are exactly two angles between 0 and 360 that have the same tangent ratio.Ā 
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Trigonometry Math Precalculus

04/13/22

Find exact values for all the solutions to the equation given
Find exact values for all the solutions to the equation: tanĪø = -āˆš3/3 for -2pi ā‰¤ Īø ā‰¤ 2piAnd, in general, we can find all solutions by adding integer multiples of: ___?
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Trigonometry Math Precalculus

04/13/22

Use trigonometric identities to solve the trigonometric equation
Use trigonometric identities to solve the trigonometric equation: sin(2Īø) +cosĪø = 0 exactly for the domain 0 ā‰¤ Īø ā‰¤ 2pi
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Trigonometry Math Precalculus

04/13/22

Fine exactly all solutions to the given equation
Fine exactly all solutions to the given equation:2cos^2Īø = 3sinĪø + 3, 0 ā‰¤ Īø ā‰¤ 2pi
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Trigonometry Math Precalculus

04/13/22

Which of the following expressions can be written as a single sine function?
Which of the following expressions can be written as a single sine function of the form Asin(Bt + Īø)?a.) 3sin(2t) + 5cos(2t)b.) cos(Ļ€t)c.) 2sin(3t)+3cos(2t)d.) sin(2t)+tan(2t)e.) cos(Ļ€t)āˆ’5sin(Ļ€t)
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Trigonometry Calculus Precalculus

04/13/22

Find the equation of a circle containing the points (7,5), (1,-7), and (9,-1).
PLEASE NEED HELP RIGHT NOW! THIS TOPIC IS ABOUT CONICS
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Trigonometry Calculus Precalculus

04/13/22

Find the values of a and b that make the hyperbola (x^2/a^2) - (y^2/b^2) =1 congruent to xy =1.
PLEASE NEED HELP TODAY!! This deals with conics
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Trigonometry

04/13/22

de moivre's theorem
Use De Moivreā€™s theorem to simplify the expression below. Write your answer in rectangular form a + bi.[8(cos 7pi/6 + i sin 7pi/6)]^3
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Trigonometry

04/13/22

trigonometry vectors

Given the vectors v = āˆ’15i āˆ’ 4j and w = 9i + 2j, compute 4v āˆ’ 3w
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Trigonometry

04/12/22

Use half angle or power reduction formulas to fill in the blanks in the identity below:
Use half angle or power reduction formulas to fill in the blanks in the identity below:(sin(3x))4Ā =Ā Ā āˆ’12cos(Ā Ā xĀ )+18cos(Ā Ā x)
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Trigonometry

04/12/22

Solve 9 cos ( 2 Ļ• ) = 9 sin 2 ( Ļ• ) + 1 for all solutions 0 ā‰¤ Ļ• < 2 Ļ€

SolveĀ 9cos(2Ļ•)=9sin2(Ļ•)+1Ā for all solutionsĀ 0ā‰¤Ļ•<2Ļ€
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Trigonometry

04/12/22

Solve 8 sin ( 2 Īø ) + 2 sin ( Īø ) = 0 for all solutions 0 ā‰¤ Īø < 2 Ļ€

SolveĀ 8sin(2Īø)+2sin(Īø)=0Ā for all solutionsĀ 0ā‰¤Īø<2Ļ€
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Trigonometry Precalculus

04/11/22

Solve the equation on the interval 0< theta < 2pi
sqrt2 (2theta-pi/2) + 1 = 0
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Trigonometry

04/11/22

Given: sin a=3/5 and sin b= 5/13, 0 < a < pi/2 and 0 < b < pi/2 Find cos( a+b )
answers are 63/6533/6514/65
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Trigonometry

04/11/22

How do i solve this problem?
If csc0=5/4 and is located on the interval [pie,3pie/2], find sin 20. Find cos20. Find tan 20
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Trigonometry

04/11/22

Trigonometry identity
(1 - cos^2 A) (1 + cot^2 A) = 1
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Trigonometry Math Precalculus

04/10/22

Simplify the Expression

Simplify the expression fully:-sin(t)/tan(t) - tan(t)/sin(t) = _____
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Trigonometry Math Precalculus

04/10/22

Write the expression in terms of the tangent function

Write the expression sin(Īø^2 +1)/cos(Īø^2 +1) in terms of the tangent function.
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Trigonometry Math Precalculus

04/10/22

Equations of Simple Harmonic Motion
A wooden ball is tied on string 30 cm long and is oscillating like a pendulum. It is initially pulled back at 900 angle with the vertical, and is released with a push so that the ball reaches its... more
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Trigonometry Math Precalculus

04/10/22

Equations of Damped Harmonic Motion
The path of a fast-moving particle traces a circle with equation (x + 7)^2 + (y - 5)^2 = 36 It starts at point (-1,5), moves clockwise, and passes the point ( -7,11) for the first time after... more
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Trigonometry Math Precalculus

04/10/22

damped harmonic motion
Two mass-spring systems are experiencing damped harmonic motion, both at 0.7 cycles per second and both with an initial maximum displacement of 12 cm. The first has a damping constant of 0.6, and... more
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Trigonometry

04/10/22

trigonometric functions

Find the values of the trigonometric functions ofĀ tĀ from the given information.
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