Sweety333
Sweety333
01-10-2017
Mathematics
contestada
What is the value of Cos n 2π=???
Respuesta :
mathmate
mathmate
01-10-2017
If n is an integer, then cos(n(2
π))=1.
Take n=0, cos(2
π)=cos(0)=1, n=1, cos(2π)=1, n=2, cos(2(2π))=cos(4
π)=cos(0)=1...
If n is not an integer, well, ..... we don't know the value, which depends on the value of n.
Answer Link
VER TODAS LAS RESPUESTAS ( 15+ )
Otras preguntas
The original price of a set lunch was 30 dollars. It is now sold at a 20% discount. There is an extra discount of 10% for students. How much should a student pa
Determine whether the point is on the graph of the equation 2x+7y=13 (-4,3) Is (-4,3) on the graph of 2x+7y=13? Yes or no?
On a standard baseball field, consecutive bases are 90 feet apart. How far does the catcher have to throw the ball to get from home plate to 2nd base
Blood tests can be used to check a person’s blood glucose and hormone levels. The tabular column given below shows the result of two blood tests carried out on
How long must one wait (to the nearest year) for an initial investment of $1,000 to triple in value if the investment earns 8% compounded annually
100 POINTS !!! PLEASE HELP !!!! What is the independent variable? What is the dependent variable? I Materials 1. 4 antacid tablets 2. 2 clear cups labeled Hot a
True or false, The mass of an electron is equal to the mass of a neutron.
Becoming self-aware is an ongoing process requiring introspection. The more often people practice self-reflection, the more opportunities they have to understan
f(x)=2x+3/4x+5 find f(-9)pls solve it
Arthur buys a new cell phone for $150. He receives consumer surplus of $150 from the purchase. What value does Arthur place on his cell phone
