Jack had 333 bags of golf balls with bbb balls in each bag; then his friend gave him 666 more golf balls. How many golf balls does Jack have now?

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0

{3 + i, 3 - i, 3, -1}

step-by-step explanation: