P(x) = x4 – 2x3– 11x2+ 30x – 20 y Q(x) = x2 + 3x – 2 Hallar: a) P(x) · Q(x);
b) P(x) : Q(x);
c) P(x) + Q(x);
d) P(x) - Q(x)

Por Favor Ayudenme son Polinomios y es para mañana ​

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

Can someone me and do the problem plz so i can understand it more better

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?