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Trigonometric Equations
Page 3
Questions (451)
Which of the following are solutions to the given equation on the interval [0,2π)?
√3 tan(3x)+1=0 Select all that are true. If
1 answer
asked by
Stephanie
353 views
Which of the following are solutions to the given equation on the interval [0,2π)?
cot^3x−cotx=0 Select all that are true. If
1 answer
asked by
Stephanie
261 views
Which of the following are solutions to the given equation?
sec(x)=0 Select all that are True. π 0 π/4 3π/4 π/2 3π/2 DNE my
1 answer
asked by
Stephanie
261 views
Find all solutions to the given equation in the interval [0,2π). Give the exact solution, including "pi" for π. For any unused
3 answers
asked by
jonathan.
350 views
If tan x=√3, and 180°<x<270°, what is sin(x−210°)?
still don't quite get it...
5 answers
asked by
frog
315 views
Sinx+2cos(3y)=1
1 answer
asked by
Oscar
209 views
4cosasina+cos^2(a)=-2
1 answer
asked by
henk
182 views
What are the transformations in 8sin(2t)=2?
1 answer
asked by
Anonymous
226 views
If cot(x)= -16/15, where x is in quadrant IV, what is the exact value of sin(2x)?
3 answers
asked by
Sydney
374 views
I just need help with the "_", since each "_" needs to be a whole number from 1-9, and each number can only be used once.
Equatio
3 answers
asked by
Deven
227 views
Find all solutions to the given trigonometric equation in the interval 0, 2𝜋 : sin2x=cos2xsinx
1 answer
asked by
Anon
371 views
sin θ=0 and cos θ=-1
Please explain in depth I have no idea how this works
1 answer
asked by
WAngji Wuxian
386 views
4 Cos^2 x-1=0
1 answer
asked by
Sasa
278 views
cos^2(x)=1+cos(2x) / 2
HELP PLEASE THANKS
1 answer
asked by
Anonymous
278 views
If tanx + cotx =5 tgen find tan^2x +cot^2x
2 answers
asked by
Nada
572 views
if tanB=3/4
then show that 3sin2B + 4cos2B =4
1 answer
asked by
abhilash
433 views
Find the value of sinx ,if 8sinx-cosx=4
2 answers
asked by
Rookeya
498 views
For which value of theta is tan theta equal to sin theta?
a. pi/2 b. 2pi c. pi/3 d. 3pi/2
1 answer
asked by
Girly Girl
428 views
sin(6x)cos(11x)+cos(6x)sin(11x)=-0.1
solve for all solutions and provide steps so I can follow.. thank you
3 answers
asked by
Anonymous
712 views
Write three trigonometric equations each with the complete solution
pi+2pin
3 answers
asked by
steve
305 views
Someone please help me prove these
A) cos^4x-sin^4x=cos2x B)tanx=sin^2x/1+cos^2x Please and Thank you
1 answer
asked by
Bethany
386 views
solve the equation (cos theta +1)(tan theta minus 1)=0 for solution between 0 and 2pii.
1 answer
asked by
lughano
381 views
2sin5xcos4x-sinx=sin9x
Can u do this without triple angle formula and how
1 answer
asked by
anon
437 views
Prove that:
x - tan^-1(x) = tan^-1{(tanx - x)/(xtanx + 1)} plz help
3 answers
asked by
...
406 views
if 10A=4/3, find (3sinA+2cosA)/(3sinA-2cosA)
1 answer
asked by
anmol
398 views
Given Tan(A) = 5 in Quadrant III and Sin(B) = ⅔ in Quadrant II, find Sin(A-B).
2 answers
asked by
Sade
853 views
Solve (0<=©<=360). ©Represents theta
tan©+tan2©+tan3©=0 Please help
3 answers
asked by
A GOODSTUDENT
430 views
The equation given below models the average monthly temperature (˚C). t denotes the number of months with t=1 representing
4 answers
asked by
Anonymous
742 views
Solve for exact or to 1d.p of x E [0 ,2pi]
4cos^2x-3
3 answers
asked by
Anonymous
311 views
Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to three decimal
2 answers
asked by
Amber
627 views
If sin theta = 3 sin (theta+2alpha) then value of tan (theta+alpha)+2alpha is what
?
1 answer
asked by
Swati
399 views
How do I solve for sin24=CD/BC if BC is 15,052.07464?
Thanks!
1 answer
asked by
Annie
315 views
solve the equation
1. cos(θ) − sin(θ) = 1 2.2 cos(θ) tan(θ) + tan(θ) = 1 + 2 cos(θ) 3. sin(θ) cos(3θ) + cos(θ)
2 answers
asked by
help!
709 views
How would you work this out? This is verifying trigonometric equations.
cot^3x+ cotx= cosx(csc^3x)
1 answer
asked by
Lexi
346 views
2(sinx)^2-5cosx-4=0
1 answer
asked by
Anonymous
359 views
tanx+cotx=5 than find the value of tan^2x+cot^2x
4 answers
asked by
kamna
1,820 views
2sin^2 A + 5cosA = 4 , Prove that cos A = 1/2
2 answers
asked by
Venkatesh
535 views
how do i get left hand side to equal right hand side??
((Cot^2B)/(Cos^2B))-Cot^2B=1
1 answer
asked by
Maxx
337 views
Find all values of theta where 0degrees<theta<360 degrees when csc theta = square root 2
2 answers
asked by
Lara
495 views
Solve for 0 <= x < 2pi.
csc^2 (x) = 4 I know one answer is pi/6. Would the others be 5pi/6, 7pi/6, and 11pi/6?
3 answers
asked by
Anonymous
410 views
SinA+ cosA=17/3 find sinA-cosA
4 answers
asked by
Phum
444 views
Given cosθ=3/7 and 0≤θ≤π/2 find sinθ and tanθ
3 answers
asked by
Leah
562 views
2cos^2(theta) + Sin(theta)=1
I know I have to use the quadratic formula but i'm having trouble after I convert the Cos^2(theta)
1 answer
asked by
Tom
436 views
3sin3x+2=4
1 answer
asked by
jennifer
280 views
Help please!
sin4x=3cos^3xsinx-4sin^3xcosx
3 answers
asked by
kaitlyn
470 views
4 cos 2x + 3 sin 2x = 2
3 answers
asked by
Ali
337 views
general solution 1-cos2x/4cos(90)
1 answer
asked by
lebo
343 views
Tan20+4sin20=√3
3 answers
asked by
Rabinprakash
931 views
sec^4x=11tan^2x+5 than what is the value of tanx
1 answer
asked by
vikas
345 views
What is the value of tanx given that sinx+cosx=1/5 and π/2<x<π ?
1 answer
asked by
Erikhelp
333 views
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Parent Categories (12)
Algebra
Algebra and Equations
Algebra/Equations
Algebraic Equations
Equations
Equations and identities
Equations and Inequalities
Equations and Solutions
Solving equations
Trigonometric Functions
Trigonometric Identities
Trigonometry