solve for 0 degree to 360degree (a) 2cotx=sinx. (b) 3cos^2 x - 4sinx = 1

Trig question
in Trigonometry Answers by Level 1 User (120 points)

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

2*kotan(x)=sine(x)

2*(kosine(x)) / sine(x)=sine(x)

2*kosine(x)=sine^2(x)

or sine^2(x) -2*kosine(x)=0

x=1.143718 radians

or 65.5302143531435 deg
by

Related questions

1 answer
2 + 2cot^2x = 2cotx secx cscx
asked Dec 3, 2011 in Trigonometry Answers by anonymous | 1.9k views
1 answer
solve 2sin^2(x)+3cos(x)=3
asked Feb 27, 2014 in Trigonometry Answers by leila | 941 views
0 answers
solve 3cos(2x) + cos(x) = 2
asked Jan 1, 2012 in Trigonometry Answers by anonymous | 1.3k views
0 answers
how do you graph -3cos
asked Apr 18, 2012 in Trigonometry Answers by anonymous | 577 views
2 answers
if tan A=4/5, find the value of 2sin A-3cos A/4sin A-9cos A
asked Sep 19, 2011 in Trigonometry Answers by anonymous | 5.9k views
1 answer
Given dat sin (5x-28)'=cos (3x-50)' 0 <x <90; find d value of x N:B '=degree
asked Sep 13, 2017 in Trigonometry Answers by Paul Vincent Level 1 User (200 points) | 1.8k views
1 answer
if sinx+siny=a and cosx+cosy=b then find tan(x-y/2)
asked Mar 12, 2014 in Trigonometry Answers by anonymous | 10.0k views
1 answer
How does the graph for x+3cos(x*pi) look like?
asked Jan 29, 2012 in Calculus Answers by anonymous | 818 views
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!

Most popular questions within the last 3000 days

  1. 50+50-25X0+2+2= (19)
  2. it takes 10 road workers 5 days to complete a road repair when working 2 hours a day.Working at the same pace,how many days will it take 2 people working 5 hours a day to finish it? (3)
  3. Solve 15 -1(12÷4+1)? (4)
  4. 8:4(5+2) (3)
  5. How can i represent 1/3; 3/3; 7/3; 10/3 and 15/3 on a number line? (1)

Most popular tags

87,516 questions
100,285 answers
2,420 comments
734,538 users