Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
и B независимы, P(A) = 0,5 и P(B) = 0,3 . Вычислите
и B независимы, P(A) = 0,5 и P(B) = 0,3 . Вычислите
Natural Language
Math Input
Extended Keyboard