1.) ƒ(x) = (x^4)/4 − 3x^3 + (23x^2)/2 - 15x. Find the x values where the extremes occur.

Question

2.) On a 10 question exam each question is worth 10 points (no partial credit). How ways can you make a 70%?

3.) Write the polynomial in standard form. Then classify it by degree and number of terms. (a - 1)^4

4.) Find the degree of the polynomial below. x^2y − 3xy^3z + 5x + 7y