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Aloiza [94]
3 years ago
10

B(1)=15 b(n)=b(n-1)•(-3) what is the 4th term in the sequence

Mathematics
1 answer:
Ugo [173]3 years ago
5 0

Answer:

-405

Step-by-step explanation:

The first term is b(1) = 15.

The second is b(2) = 15(-3), or -45.

The third is b(3) = -45(-3) = +135.

The fourth is b(4) = +135(-3) = -405.

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Let pn, n = 0,1,2,..., be the probability that an automobile policyholder will file for n claims in a five-year period. the actu
lara31 [8.8K]
<span>P(1 claim) = p/4
P(2 claims) = (p/4)/4 = p/16

You should see that the distribution follows a geometric series with common ratio 1/4.
Sum geometric = (first term) / (1 - common ratio) = p/(1 - 1/4) = 4p/3

But the sum of all the probabilites must equal 1 ----> 4p/3 = 1 ----> p = 3/4

P(2 or more claims) = 1 - P(0 claims) - P(1 claim) = 1 - 3/4 - 3/16 = 1/16</span>
3 0
3 years ago
A circular garden has a circumference of 138 yards. Lars is digging a straight line along a diameter of the garden at a rate of
PilotLPTM [1.2K]

Answer:

  • 4 hours

Step-by-step explanation:

<u>Circumference formula:</u>

  • C = πd

<u>Use the given value and find the diameter:</u>

  • 138 = 3.14d
  • r = 138/3.14
  • r = 43.94 ≈ 44 yards

<u>Time required to dig across the garden:</u>

  • 44/11 = 4 hours
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3 years ago
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What best summarizes the data?
yanalaym [24]

Answer:

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Step-by-step explanation:

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3 years ago
(4/3a - 3c - 5b) + (-a-2b+4c)
Darina [25.2K]

━━━━━━━☆☆━━━━━━━

▹ Answer

<em>1/3a + c - 7b</em>

▹ Step-by-Step Explanation

(4/3a - 3c - 5b) + (-a - 2b + 4c)

<u>Remove the parentheses</u>

(4/3a - 3c - 5b) + (-a - 2b + 4c)

<u>Rewrite</u>

4/3a - 3c - 5b - a - 2b + 4c

<u>Calculate</u>

1/3a - 3c - 5b - 2b + 4c

<u>Final Answer</u>

1/3a + c - 7b

Hope this helps!

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Brainliest is greatly appreciated!

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5 0
4 years ago
Which is smaller: 5 nanometers or 50 micrometers
lina2011 [118]
5 nanometers is smaller
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