What are the zeros of the function? f (x) = x^3 - x^2 - 6x a) -1, 0, and 3 b) -3, 0, and 1 c) -3, 0, and 2 d) -2, 0, and 3

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Which number completes the inequality? 2/3 < _ < 7/9

What’s -11-33k and factor each expression completely