# pre cal

Find all solutions in the interval[0,2pi),cos x/2-sinx=0

1. 👍 0
2. 👎 0
3. 👁 72

## Similar Questions

1. ### Math Help

Hello! Can someone please check and see if I did this right? Thanks! :) Directions: Find the exact solutions of the equation in the interval [0,2pi] cos2x+sinx=0 My answer: cos2x+sinx=cos^2x-sin^2x+sinx =1-sin^2x-sin^2x+sinx

asked by Maggie on February 2, 2015
2. ### Math

Can I please get some help on these questions: 1. How many solutions does the equation,2sin^2 2 θ = sin2θ have on the interval [0, 2pi]? 4? ...what about 4cos2θ = 8cos^2 2θ? 2. True or False: sin^2 4x = 1 has 8 solutions on

asked by mysterychicken on June 2, 2013

Determine the solutions for: (cos x)/(1 + sinx) + (1 + sinx)/(cosx) = 2 in the interval x is all real numbers, such that [-2 pi, 2pi]

asked by Anonymous on November 20, 2009
4. ### trig

I need to find all solutions of the given equations for the indicated interval. Round solutions to three decimal places if necessary. 1.) 3sin(x)+1=0, x within [0,2pi) 2.) 2sin(sq'd)(x)+cos(x)-1=0, x within R 3.)

asked by Emily on June 21, 2009
5. ### Trig

Find all solutions of the equation in the interval [0,2pi) 2 cos^2 x-cos x = 0 -2cos^2 + cosx + 0 (x+1/2) (x+0/2) (2x+1) (x+0) -1/2,0 2Pi/3, 4pi/3, pi/2, 3pi/2 my teacher circled pi/2 and 3pi/2 What did I do wrong? I don't

asked by Anonymous on April 10, 2017
6. ### math

Find all solutions to the equation tan(t)=1/tan (t) in the interval 0

asked by alicia otto on March 26, 2016
7. ### pre cal 2

Find all solutions in the unterval [0,2pi), cos x/2-sinx=0

asked by denise on July 24, 2011
8. ### Trigonometry

Find all solutions on the interval (0,2pi): 2-2cos^2=sinx+1

asked by Help needed! on June 3, 2011
9. ### Trig

Find all solutions in the interval [0,2pi) 4sin(x)cos(x)=1 2(2sinxcosx)=1 2sin2x=1 2x=1/2 x= pi/6, and 5pi/6 Then since its 2x i divided these answers by 2 and got pi/12 and 5pi/12 However, when i checked the answer key there

asked by Martha on February 26, 2017
10. ### triggggg help

Please help me find all solutions in the interval [0, 2π) for these equations: 1) sin^2 x cos x = 4 cosx 2) 1 - cos x = √3 sinx I need help.

asked by Jane on March 3, 2016

More Similar Questions