What is the degree of the polynomial?
f(x) = 4x^3 + 5x^5 - 2x^4 - 3 + 2x

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of