Answer: -3
Step-by-step explanation:
-10+7=-3
Answer:

Step-by-step explanation:
Se simplifica inicialmente la fórmula en términos de las funciones trigonométricas fundamentales (Initially, the formula is simplified in terms of fundamental trigonometric functions):




Answer:
no it's not because is not
A and d seem correct to me.
b and c are definitely wrong.