missaavidhi8k
missaavidhi8k
31-07-2016
Mathematics
contestada
when is 2cos x + 1 >0 , < 0 AND = 0
Respuesta :
nobillionaireNobley
nobillionaireNobley
31-07-2016
-1 < cos x < 1
-2 < 2cos x < 2
-1 < 2cos x + 1 < 3
For 2cos x + 1 > 0
0 < 2cos x + 1 < 3
-1 < 2cos x < 2
-1/2 < cos x < 1
-60 degrees < x < 120 degrees
Answer Link
VER TODAS LAS RESPUESTAS ( 33+ )
Otras preguntas
how where the effects of the ice age in the southern region of the earth different from the effects in the northern regions . Easy 5th grade answer.
How can a firm use non-market strategies to influence the nature of competitive rivalry in an industry?
Huang's theorem helps reduce the number of iterations over a path during anomaly testing. a.Trueb.False
Write three to five sentences explaining how the suspense within the story gives the reader a sense of relief at the climax of "The Land of Laughter." a) Analyz
Write the balanced nuclear equation for the platinum-190 (alpha decay)?
Nonprofit organizations are commonly known for supporting: Question 8 options: a) the arts industry. b) the travel industry. c) the construction indu
For the Florida 2017 back-to-school sales tax holiday, a sales tax was not collected on compasses selling for 15 or less per item but was collected on: a) Calcu
Please help 10 points
alex is a salesperson who works for bristol real estate. alex is representing candace, who is selling her house. alex negotiates with dale, a prospective buyer.
In her article, “How Kitty Genovese Destroyed Childhood”, author Lenore Skenazy reflects on the cultural impact of the Kitty Genovese murder in 1964 and the neg
