darinsimon
darinsimon
23-07-2020
Mathematics
contestada
how to evaluate cos2 pi - sin pi/2
Respuesta :
bekkarmahdi702
bekkarmahdi702
23-07-2020
Answer:
cos 2π - sin(π/2)
cos 2π is the same as cos 0 wich is 1
sin(π/2) is 1
1-1 = 0
the expression equals 0
Answer Link
VER TODAS LAS RESPUESTAS ( 63+ )
Otras preguntas
Bruce and Krista are going to buy a new furniture set for their living room. They want to buy a couch, a coffee table, and a recliner. They have narrowed it dow
Next number of 5,11,23,42,69,105,151
The momentum of an object is 35 kg•m/s and it is travelling at a speed of 10 m/s. a) What is the mass of the object?
pls im almost done 30 points Which roles do committees have in the creation of new legislation? Check all that apply. They approve it for debate. They make chan
What does Emerson argue should be the basis of human actions in the second paragraph of “Self-Reliance”? the right to protect one’s property from damage by othe
Is god real???? Answer ASAP
A box of 10 flashbulbs contains defective . A random sample of 2 is selected and tested. Let X be the random variable associated with the number of defective bu
Fiber optic (FO) cables are based upon the concept of total internal reflection (TIR), which is achieved when the FO core and cladding have the same refractive
You are standing 30 meters from a hot air balloon that is preparing to take off. The angle of elevation from you to the top of the hot air balloon is 28º. Find
Which areas of Africa have the HIGHEST GDP? A. North and South B. East and South C. North and West D. East and West Why do you think the center area is lighter
