Answer:
30
Step-by-step explanation:
21 + 9 = 30
Answer:
-2 y
Step-by-step explanation:
Answer:
The trigonometric functions include the following 6 functions: sine, cosine, tangent, cotangent, secant, and cosecant. For each of these functions, there is an inverse trigonometric function. The trigonometric functions can be defined using the unit circle.
Step-by-step explanation:
Answer: 13/15
Step-by-step explanation: