amthibault
amthibault amthibault
  • 23-10-2020
  • Mathematics
contestada

Which expression is equal to -1? A. cot π/4 B. sin π/2 C. sin 3π/2 D. tan 5π/4

Respuesta :

evgeniylevi
evgeniylevi evgeniylevi
  • 26-10-2020

Answer:

C

Step-by-step explanation:

A. 1

B. 1

C. -1

D. 1

Answer Link

Otras preguntas

there are two numbers that are 3 times as far from 19 as they are from 11. the sum of the two numbers is?
why were the northern states not concerned about losing state power?
plz tell me what is the Lacrimal Punctum?
Suppose that state’s record high temperature of  102  was set in 1930, and the record low of   -14was set in 1966. What is the range of these temperature extrem
v=kfovern   what does n=
Help!! Please explain how you go it too please!!
do you think love is not a universal
What are Some Euphemisms for Being Crazy?
what is .net formatting?
If 2x/5y=6,what is the value of y, in terms of x ? 2. 11/4-a=3 , What is the value of a in the equation ?