nng866923nhlakanipho nng866923nhlakanipho
  • 04-07-2021
  • Mathematics
contestada

determine the general solution of cos2X -7cosX -3=0​

Respuesta :

xiaoshuai926 xiaoshuai926
  • 04-07-2021

Answer:

x=2pi/3 +2pi n, 4pi/3 +2pi n for all integar of n.

Step-by-step explanation:

Answer Link

Otras preguntas

Old macdonald had a total of 37 chickens and pigs on this farm. there was a total of 98 feet. how many chickens were there and how many pigs?
Let's start with a city that has played a huge part in the shaping of the continent we call Europe today. What city is this?
A) –6m + 38 B) –6m + 76 C) –6m + 19 D) –24m + 19
According to the myers-briggs type indicator (mbti) classification, people belonging to the "________" type are practical and prefer routine and order.
Which describes a task done by a forensic examiner at a crime scene?
there were 629,000 women motorcyclists, up from 447,000 eight years ago. what's the percentage of increase?
The Venus of Willendorf and other similar statuettes have the following characteristics except for _____. exaggerated anatomy they are life sized fertility fea
Sherry is a clinical sociologists who practices marriage and family therapy. she is also a college professor. one of her current students asks her if she can ma
Any idea how to do this
Free radicals are formed in the __________, and when you exercise, the increased use of ________ causes a(n) _____________ in free radicals.