Simplify the expression below using the distributive property

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?

Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 – 25n – 75