Is a good economist always objective or

For the function, f(x) = -5x 2, find f(-4).

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers