The zeros of f(x) are -2, 7 and 4i and the y-intercept is -392. Write the equation of f(x) in factored form.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

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