Answer:
a=8
Step-by-step explanation
take the inverse cosine of both sides
Answer and Step-by-step explanation:
Calories, in the realm of nutrition, represent units of energy derived from food and beverages. Specifically, we refer to kilocalories, denoting the energy required to raise the temperature of one kilogram of water by one degree Celsius. These units quantify the potential energy our bodies extract from consumed food, fueling essential physiological functions such as metabolism, movement, and overall bodily maintenance. It's essential to recognize that the caloric content varies among macronutrients; fats, proteins, and carbohydrates offer differing amounts of energy per gram. Monitoring calorie intake and expenditure plays a pivotal role in weight management, where achieving a balance between calories consumed and calories burned through physical activity is a key consideration.
50 in 2
75 in 2
150 in 2