Prove that the following equation is an identity. tan x CSC X cot x CSC X CSC X cot X Choose the correct answer below. O A. O B. O C. O D. cot x CSC X cot x CSC X cot x CSC X cot x CSC X CSC X cot x CSC X cot x CSC X cot x CSC X cot x 2 cotx- cSC csc x cot x 2 csc x-cot x 2 csc x cot x csc 2 X 2 2 x-cot x csc x cot x 2 2 cot X- CSC X csc x cot x 1 CSC x cotx - 1 csc x cotx 1 CSCX cotx - 1 csc x cotx tan x CSC X tan x CSC X tan x CSC X tan x CSC X

State the Pythagorean identities.

Verify the identity. Csc X- tan 2 = csC X+ tan x csc X- tan x Which of the following four statements establishes the identity? O A. csc2 x- tan? (csc X+ tan x)( csc x+ tan x) = csc X + tan x csc X- tan x csc X- tan x В. csc x- tan x csc - x tan x = csc X+ tan x Csc X- tan x Cs X tan x O C. csc2 x- tan x (csc X+ tan x)( csc x- tan X) = csc X+ tan x csc X- tan x Csc X+ tan x O D. csc2 x- tan csc X+ tan x)( csc x - tan x) = csc X+ tan x CsC X- tan x csc X- tan x

3t The elk population in a certain region is given by the function E(t) = 1,070+ 180 sin where the time t is measured in years. What is the present in the region at any time? O A. 890 elk O B. 1,250 elk C. 180 elk D. 1,070 elk