Interval for the graft function has a local minimum of zero?

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

Y+ 2/y is it a polynomial in one variable or not? and if so, why?

If f(x)=1/x and g(x)=x+4 which of the following is the graph