Hope i understand it right
9y^2 -12y^4 = 3y^2 *(3 - 4y^2)
YoYo. 15/6 = 2.5 so each YoYo costs $2.50.
Answer:
We conclude that expected value of this game is -0.865$.
Step-by-step explanation:
We know that in a lottery game, a player picks six numbers from 1 to 27.
We know that

As there is only one advantageous combination, we conclude that the number of non-winning combinations is 296009.
He can win 40,000 dollars.
We calculate:

We conclude that expected value of this game is -0.865$.
Answer:
-99.12525
Step-by-step explanation:
Answer:
a.6.66
b.384
c.860
d.166
Step-by-step explanation: