Apopulation of 30,000 fish is expected to shrink at a rate of 7.5% per year. which is the best prediction for the fish population in 8 years?

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Find the solution of each of the following.

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.