3 years ago

A number cube with six sides is rolled seven times. The probability of getting a 4 exactly twice is ____

Mathematics

1 answer:

9966 [12]3 years ago

5 0

Answer:

1/6

Step-by-step explanation:

The probability of gettins some number in a cube corresponds to 1/6, the cube has six sides.

P(1) =1/6

P(2) =1/6

P(3)=1/6

P(4)= 1/6

P(5)=1/6

P(6)= 1/6

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5. Suppose a password requires three distinct letters. Find the number of permutations for the three letters in the code if the

Roman55 [17]

Answer:

There are 15600 ways to pick a password

Step-by-step explanation:

We have 26 possibilities to pick a letter. So, we have 26 possibilities for the first component of the password. The second letter should be different from the first one, so we have one less possibility, giving us a total of 25, and for the third letter we have 24.

This gives us 26*25*24 = 15600 ways of picking a password.

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3 years ago

Which best describes the meaning of the term theorem?

timurjin [86]

The answer would be "B". A seems to be a "hypothesis". C is an axiom and D is a definition. I hope this was helpful.

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4 years ago

If g(x) = 3x + 8, find g-1(4)

arsen [322]

Answer:

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