What is the average rate of change for the function f(x)=x^2-3x+6 over the interval of -3

Ineed me i stuck and i don’t want to get it wrong

What is the volume of this container?

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250