Pls look at this picture and answer

What are the sotions to the quadratic equation 9x^2=4

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

Atest consists of 10 multiple choice questions, each with 5 possible answers, one of which is correct. to pass the test a student must get 60% or better on the test. if a student randomly guesses, what is the probability that the student will pass the test?