Jose has 7 packs of baseball cards. he gives 5 cards from each pack to his friends and has 56 cards left. write and solve an equation to find how many cards were originally in each pack.

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Find the 6th term of the expansion of (2p - 3q)11. a. -7,185,024p4q7 c. -7,185p4q7 b. -7,185,024p6q5 d. -7,185p6q5 select the best answer from the choices provided a b c d

Se tiene en una caja de canicas 10, 4 blancas y 6 negras ¿cual es la probabilidad que en 2 extracciones con reemplazo sean blancas? ¿cual es la probalidad que en 2 extracciones sin reemplazo sean negras?