Math, asked by mooladeepthu9, 9 months ago

cos(120°+A) + cos(120°-A) = -cosA

answer is -cosA I want solution please answer fast and correct &fast please let me know this in google not coming

Answers

Answered by suvarnagharat768

0

Answer:

l hope ans is right

Step-by-step explanation:

90 degree
180 degree

Previous Question

Next Question

Similar questions

Math, 4 months ago

Neena walked 4times around a square Park with each side 27m. Find the distance covered by her.

Social Sciences, 4 months ago

what was the highest position an indian sepoy could hold in british army?

English, 4 months ago

bandhan3934 bandhan3934...

English, 9 months ago

in a rollercoaster , the potential and kinetic energy keeps on charging...

Physics, 9 months ago

please help me solve this question. what is the energy consumed per second across AB, if Vab = 220V...

Accountancy, 1 year ago

Prepare journal entry stocked of good in hand 10000 cash in hand 8000...

Physics, 1 year ago

which is more important between average velocity and instantaneous velocity and why?

Sociology, 1 year ago

guyz im in 12th and my subject is commerce with computer science and i felt thst im not able to concentrate in school should i take dummy or continue with school going please answer me honestly its my boards.