Solving Trigonometric Equations

Welcome to Questions LLC's category on Solving Trigonometric Equations! This section is dedicated to helping you navigate the often complex world of solving trigonometric equations. Whether you're a math enthusiast looking to sharpen your skills or a student seeking guidance for an upcoming exam, you've come to the right place. Our collection of questions and answers has been meticulously curated to address a wide range of topics, from basic trigonometric identities to advanced techniques for solving equations involving multiple trigonometric functions. We hope you find the resources here invaluable in your quest to master the art of solving trigonometric equations.

Questions (277)

Which are the solutions to 8cos^2 theta-3cos theta=0, 0 degrees is less than or equal to theta which is less than or equal to
1. 9 answers
2. asked by Unknown
3. 2,601 views
Find the exact values of x in the interval [0, 4π] that satisfy the equation sin x = -√2 / 2 (refer to y = sin x or y = cos x
1. 3 answers
2. asked by Trevor N.
3. 2,630 views
Which value for x is a solution to cosx = sqrt of 2/2?a) -9pi/4 b) 3pi/4 c) -3pi/4 d) 4pi/3 What is the first step I should do?
1. 4 answers
2. asked by Jake
3. 721 views
How do I solve this?tan^2x= 2tanxsinx My work so far: tan^2x - 2tanxsinx=0 tanx(tanx - 2sinx)=0 Then the solutions are: TanX=0
1. 4 answers
2. asked by Chris
3. 3,603 views
find all the angles between 0° and 360° which satisfy the equation sin y = 3 cos (y - 30
1. 5 answers
2. asked by Mensah Castro
3. 1,048 views
2cos2x=-sinxsolve for x over the interval [-pi,+pi] x= 0.6349radians x=2.507radians x= 1.003 radians x= 2.138 radians
1. 10 answers
2. asked by SkiMasktheSlumpGod
3. 593 views
1. Find the complete exact solution of sin x = .2. Solve cos 2x – 3sin x cos 2x = 0 for the principal value(s) to two decimal
1. 2 answers
2. asked by suzy
3. 737 views
Without using a calculator or mathematical table find the value of x in sin 60°=cos (3x-45°)0°<x<π\2
1. 7 answers
2. asked anonymously
3. 112 views
Find all values of x between 0 and 360 degrees for which sin x = 0.3746
1. 13 answers
2. asked anonymously
3. 79 views
sin(2θ)=1/2Find all solutions in the interval [0, 2π). (Enter your answers as a comma-separated list.) k = any integer What I
1. 5 answers
2. asked by Amber
3. 4,545 views
Find the smallest positive value of which satisfies -- x=4.100cos(2.800x)Give the answer to four places of accuracy._________
1. 3 answers
2. asked by REALLY NEED HELP!!!!
3. 741 views
1)solve for x4sin(x+30)=3for 0<x<3602)solve for 0in the equation sin(2-100)=0.5for 0degrees<0<360degrees 3)solve the
1. 7 answers
2. asked by betsy
3. 108 views
given that sin x=0.6, 0<x<90 degreee, finf the value of 5cosx-4tanx
1. 1 answer
2. asked anonymously
3. 75 views
Solve for theta.6 sin theta-1=2 sin theta +1 0 ≤ theta < 2 pi Please show the work as equations. Give the exact radian measure
1. 3 answers
2. asked by i wrote the wrong equation
3. 104 views
Find the values of x for which the equation sin x = -1 is true2 pi n pi/2 + 2 pi n pi + 2 pi n 3 pi/2 +2 pi n Can someone please
1. 4 answers
2. asked by Kate
3. 1,398 views
1. The height of a bumble bee above the ground is modelled by h(t) = 0.5cos(2π t) + 2, where h is in metres and tis in seconds.
1. 6 answers
2. asked by Jake
3. 2,305 views
1)Find the exact value of cos 105 by using a half-angle formula.A)sqrt 2 - sqrt 3 /2 B)-sqrt 2 - sqrt 3 /2 C)-sqrt 2 + sqrt 3 /2
1. 7 answers
2. asked by Jon
3. 3,382 views
hi i tried solving this problem but i get the second part wrong? please help me. thanks youquestion: a) the maximum number of
1. 2 answers
2. asked by steve
3. 745 views
Solve the given triginometric equation analytically. Use values of of x for 0 less than or equal to x less than 2pisin^2x -
1. 2 answers
2. asked by Priya
3. 557 views
Approximate, to the nearest 0.1∘, all angles θ in the interval [0∘,360∘) that satisfy the equations. If there are no
1. 4 answers
2. asked by jonathan..check my work
3. 381 views
2)Find the solution of sin2 theta = cos theta if 0 -< theta < 180A)30 degrees and 90 degrees B)30 degrees and 150 degrees C)30
1. 6 answers
2. asked by Jon
3. 2,250 views
We can find the solutions ofsin x = 0.6 algebraically. (Round your answers to two decimal places.) (a) First we find the
1. 4 answers
2. asked by Jennifer
3. 3,319 views
[0, 2pie] 2cosxcscx-4cosx-cscx+2=0What are these solutions?
1. 1 answer
2. asked by johnny
3. 369 views
Find all solutions w between 0 and 360, inclusive:(a) cosw = cos(−340) (b) cosw = sin 20 (c) sinw = cos(−10) (d) sin w < −
1. 5 answers
2. asked by sally
3. 2,644 views
if -sinθ= 0.5736 and 90°≤θ≤180° , find the value of θ
1. 4 answers
2. asked by bob
3. 1,153 views
Approximate, to the nearest 0.01 radian, all angles theta in the interval [0,2pi) that satisfy the equation.a.) sin
1. 4 answers
2. asked by Anonymous
3. 2,629 views
find all values of theta in the interval (0,360) that have the given value:sintheta= √2 ______ 2
1. 4 answers
2. asked by ALISON
3. 2,890 views
A point on a wheel has an equation y = 10 sin (x - 45°) + 20 that models the height as the wheel rotates. Answer the following
1. 4 answers
2. asked by Anonymous
3. 1,176 views
Here is correct question:Solve sin (pi/4*(x-6))=0.5, 0<x<360
1. 4 answers
2. asked by Hanu
3. 2,155 views
1) Determine the approximate measureof all angles that satisfy the following. Give answers to two decimal places. Use diagrams
1. 3 answers
2. asked by Izz
3. 713 views
how do you find all the values of theta from 0 degrees through 360 degrees for which sin theta equals 0
1. 4 answers
2. asked by jen
3. 3,127 views
Solve the equation sinθ=0.3 to the nearest tenth. Use the restrictions 90°≤θ≤180°.
1. 3 answers
2. asked by Itzel
3. 2,474 views
2Sin(Θ+47°)=1 ΘЄ[0°, 360°)What I did: Sin(Θ+47°)=1/2 Sin 1/2 = Θ+47° 30°+360 = Θ+47° 343° = Θ Ok, so how do i
1. 5 answers
2. asked by James
3. 939 views
Find all primary solutions (i.e. 0 ≤ θ < 2π ) of the equation cos(2θ ) = 4 − 3 cos(θ ).Find all primary solutions (i.e.
1. 4 answers
2. asked by Samantha
3. 1,651 views
Find the values of theta (0,2pi) that satisfy sin theta= square root 3 over 2Solve 2costheta sintheta-sintheta on (0, 2pi)
1. 4 answers
2. asked by Temmick
3. 1,571 views
5sin + 12cos = 13 , find the value of tan
1. 4 answers
2. asked by trigonometry
3. 604 views
Determine two angles between 0 and 360 that have a cosecant of -8. I don't understand what steps I should take in order to solve
1. 3 answers
2. asked by Phillip
3. 2,116 views
What are all the solutions for 4sintheta + 1 = 2sintheta from 0 to 2pi?Would it be 7pi/6 and 11pi/6?
1. 3 answers
2. asked by Anonymous
3. 639 views
Find every angle θ between 0 and 360° for which the ratio of sin θ to cos θ is -3.00. (Round your answer to the nearest
1. 4 answers
2. asked by sedef
3. 2,903 views
Find all angles θ between 0° and 180° satisfying the given equation. (Enter your answers as a comma-separated list. Round
1. 4 answers
2. asked by stellar
3. 4,979 views
In a right triangle sin (2x°)=cos (3x-10)°. What is the value of x?
1. 3 answers
2. asked by Anonymous
3. 430 views
Find all the angles between 0° and360° which satisfy: 2sin^2 y - 3cos y = 0?
1. 3 answers
2. asked by Don Morris
3. 581 views
A.If 0 is less than or equal to thita is less than 360 ,find all possible value of thita such that :1.Sin thita =0.5623
1. 4 answers
2. asked by Rose
3. 521 views
Determine exact solution. x E (0, 2pi)2csc^2x-8=0
1. 3 answers
2. asked by Zoe
3. 712 views
How do I solve this?If cos x= 3/5, find the exact value of cos 2x
1. 5 answers
2. asked by Paul
3. 643 views
Solvecos ( x ) = − 0.71 on 0 ≤ x < 2 π There are two solutions, A and B, with A < B
1. 3 answers
2. asked by Chris
3. 94 views
how do I find theta for the equation sin θ = -0.9063 with the given interval of (270 degrees, 360 degrees)
1. 3 answers
2. asked by Sarah Baum
3. 314 views
solve for exact solutions over the interval of 0, 2pi by first solving the trigonometric function 6 sin x +12=9
1. 3 answers
2. asked by Arielle Smith
3. 401 views
1 Given that sin x=0.5,find the values of x between 90° and 360° with solving2 solve (x-2)(x-3)=12
1. 3 answers
2. asked by Aries
3. 1,963 views
If I know that sin ( θ ) = 12/13 I can use the Pythagorean theorem to find that cos ( θ ) = 5/13 . What is tan ( θ )?
1. 4 answers
2. asked by Mitchi
3. 1,671 views

Solving Trigonometric Equations

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