Round 2,389 to the nearest hundred

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

Given a binomial distribution variable with n=20 and p=0.60 find the following possibilities using the binomial table a) p(x < 13) b) p x > 15) c) p(x = 17) d) p(11 < x < 14) e) p(11 < x < 14)