Awoman owns 21 pets .each of her pet is either a cat or a bird. if the pets have a total of 76 legs, how many birds does the woman own

Which of the following is true for the relation f(x)=2x^2+1

What term makes it inconsistent y=2x - 4

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.