In a class of 22 students, 13 have a brother and 15 have a sister. There are 3 students who do not have any siblings. What is th
e probability that a student has a brother given that they do not have a sister?
1 answer:
Answer:
1/4
Step-by-step explanation:
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The answer to your question is: x + 1 residue -3
Step-by-step explanation:
We can use synthetic division
x² - 4 / x - 1
1 0 -4 1
1 1
1 1 -3
Result
x + 1 residue -3
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