1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Archy [21]
3 years ago
14

Find all x that satisfy the given equation for 0<_x<2pi. Select all that apply. 2 cos^2x+cos x=0

Mathematics
1 answer:
algol133 years ago
5 0

Answer:

x=0 or 2pi/3

Step-by-step explanation:

2 cos^2x+cos x=0

cos x(2cos x+1)=0

cos x=0 or 2cos x+1=0

x=0 or cosx=-1/2

x=0 or 2pi/3

You might be interested in
2z+3x-8yx=<br> 3zy+x-8=<br><br> find the solution
kirill [66]

Answer:

-8xy+3x+2z

x+3yz-8

Step-by-step explanation:

7 0
4 years ago
Read 2 more answers
Add the two expressions.<br><br> 2x + 6 and 6x−1
Eduardwww [97]
2x +6x = 8x
6-1 = 5
8x+5 is the answer
3 0
3 years ago
He daily milk production of guernsey cows is approximately normally distributed with a mean of 35 kg/day and a standard deviatio
soldier1979 [14.2K]

Answer:

25.1 kg

Step-by-step explanation:

A suitable probability calculator can tell you the 5th percentile of this distribution.

7 0
3 years ago
A certain quantity grows exponentially over time. The initial quantity at t = 0 is 2,000. The quantity grows by a factor of 20%.
katovenus [111]
The quantity at t=8 is $8,599.63
8 0
4 years ago
Read 2 more answers
Select the correct answer.
tensa zangetsu [6.8K]

Answer:

5y - 4x = 5. This gives you your points with a slope of 4/5

6 0
4 years ago
Read 2 more answers
Other questions:
  • The elevation of city A is 60 feet above sea level; the elevation of city C is 12 feet above sea level. The elevation of city D
    9·2 answers
  • Gene has a gasoline budget of $250 per month. He uses an average of $5 of gasoline each day he drives. Which of the following eq
    15·1 answer
  • What is the volume of a cylinder of 4 inches and a height of 9.5 inches?
    13·2 answers
  • If the length of a rectangular yard is represented by w+4 and the width by 2w+5, write a simplified expression in terms of w tha
    14·1 answer
  • What’s the answer and how did you find it ?
    5·1 answer
  • Can someone explain this to me? I really don't understand how to do it. I need help ASAP
    13·1 answer
  • 5. Suppose y varies directly with x, and y= 14<br> when x= 2. What is y when x = 6?
    12·1 answer
  • If f={(-1,-3), (1,1),(2,3),(4,6)} and g={(-1,-1),(1,7),(4,3)} what is (f+g)(4)?
    12·1 answer
  • Which is the better value 36 pictures for $8 or 24 pictures for $5
    6·2 answers
  • If Maria designs a function to predict the amount of revenue, r, generated as a function of the number of people, n, who attend
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!