Which of the following statements about modeling are true? Group of answer choices A model is a simplified representation of reality. The most useful biological models pack in as much detail as possible. It is possible to make a model without making any assumptions. To make a model, we first need to pick state variables to focus on.

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

To determine the number of deer in a forest a forest ranger tags 280 and releases them back