Algebra 1 question, can anyone please help me?

Question

anonymous · Answer

Kim is studying the sale of a particular brand of cereals from the year 2000 to 2010. She writes the following function to model the sale of the cereal S(t), in million dollars, after t years:

S(t) = t2 + 7t + 69

Part A: What does the y-intercept of the graph of the function represent? (4 points)

Part B: What is the reasonable domain of the graph of the function? (3 points)

Part C: What is the average rate of change of the sale of the cereal from the first year to the fourth year? Show your work. (3 points)

anonymous · Answer

Will someone help? @amistre64 @ganeshie8

anonymous · Answer

@ParthKohli @phi @UnkleRhaukus