What is the value of ( frac {2 cot , 60^{ circ }}{1 + cot , 45^{ circ }} )?

What is the value of ( frac {2 cot , 60^{ circ }}{1 + cot , 45^{

1.	What is the value of ( frac {2 cot , 60^{ circ }}{1 + cot , 45^{ circ }} )?
A.	Cot 30
B.	Cot 45
C.	Cot 60
D.	Tan 60
Answer» D. Tan 60