Answer: 40
Step-by-step explanation:
40 percent of 60 is 24
It is not binomial random variable , since the number of red cards is unknown in the deck of cards in the starting of experiment.
As given in the question,
Number of cards are unknown.
Number of red cards are unknown in the starting of experiment.
Number of times process done =10
For binomial random variable number of red cards should be known.
Therefore, it is not binomial random variable , since the number of red cards is unknown in the deck of cards in the starting of experiment.
Learn more about binomial random variable here
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Answer: x^2 + 3x - 4
Explanation: I used desmos to double check! This should be right :)