a  single, six-sided die is rolled. find the probability of rolling an even
number or a number less than 3

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if