Answer:
b
Step-by-step explanation:
I think it is D:{5,-infinity}
Answer:
Step-by-step explanation:

Answer:
Sine Function sin Opposite side/ Hypotenuse
Tangent Function tan Opposite side / Adjacent side
Cosine Function cos Adjacent side / Hypotenuse
Cosecant Function cosec Hypotenuse / Opposite side
Step-by-step explanation:
Your welcome