Answer:
The probability that he rolls a sum of 9 given the sample space is . 9/36, or 1/4.
What is the probability?
Probability determines the chances that an event would happen. The probability the event occurs is 1 and the probability that the event does not occur is 0.
The probability that he rolls a sum of 9 = cubes that have a sum of 9 / total number of cubes
9/36 = 1/4
Answer:
The answer is actually B, C, and E
Step-by-step explanation:
Answer:
a^4 - a^3 + a^2 - 2a - (2)/(a + 1)
