What is a numerators characteristics
2 answers:
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Answer:
= 5n - 2
Step-by-step explanation:
The nth term of an arithmetic sequence is
= a₁ + (n - 1)d
where a₁ is the first term and d the common difference
Given a₄ = 18 , then
a₁ + 3d = 18 , that is
3 + 3d = 18 ( subtract 3 from both sides )
3d = 15 (divide both sides by 3 )
d = 5
Then
= 3 + 5(n - 1) = 3 + 5n - 5 = 5n - 2 ← explicit rule
Events
• A: an even number is rolled in the first time
,• B: a number greater than 3 is rolled the second time
The probability of rolling an even number is:
The probability of rolling a number greater than 3 is:
Events A and B are independent, then the probability of one happening after the other is:
Answer:
C
Step-by-step explanation:
Let's check the first condition [y=110, t=0] for all the choices and eliminate:
A)
NO
B)
NO
C)
YES
D)
NO
E)
NO
Note: e^0 = 1
Only C is satisfied. But let's make sure the 2nd condition applies as well.
Hence, y approaches 30 as t goes to infinity. 2nd condition is satisfied as well.
Answer is C