The graph makes it appear that there are how many times as many students per teacher at North HS as there are at West HS?
a. 2 times
b. 3 times
C. 4 times
d. 5 times

Let v be the vector space p3[x] of polynomials in x with degree less than 3 and w be the subspace w=span{1−5x−4x^2,−(1+x+5x^2)}. find a polynomial q(x) in v∖w. q(x)=