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Karo-lina-s [1.5K]
4 years ago
14

Find the 87th term of this sequence: 157, 150, 143, ...

Mathematics
1 answer:
nirvana33 [79]4 years ago
7 0

Answer:

<h3>                 \bold{a_{87}=-445}</h3>

Step-by-step explanation:

a_1=157\\a_2=150\\\\d=150-157=-7\\\\a_n=a_1+d(n-1)\\\\a_{87}=157+(-7)(87-1)=157-7\cdot86=-445

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Find a formula for the general term an of the sequence, assuming that the pattern of the first few terms continues. (assume that
Lilit [14]
Your sequence
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is a geometric sequence with first term -8 and common ratio
  (16/3)/(-8) = (-32/9)/(16/3) = -2/3

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For your sequence, this is
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6 0
4 years ago
Which ordered pair in the form (a, b) is a solution of this equation?
Evgen [1.6K]

3a - 4b = 21


check (-2 , -3)


3(-2) -4(-3) =21


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6 does not = 21  so NO


check (0 , 7)


3(0) -4(7) =21


0-28=21


-28 does not equal 21  so NO


check (-3 , -2)


3(-3) -4(-2) =21


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check (7 , 0)


3(7) -4(0) =21


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Choice D

5 0
4 years ago
What is the greatest common factor of 4 and 12?
zmey [24]

Answer:

4

Step-by-step explanation:

4 : 1, 2,4

12 :1, 2, 3, 4, 6, 12

Hope this will help ya :S

7 0
3 years ago
Read 2 more answers
Zach is 6 inches shorter than two times his cousin’s height, c. How tall is Zach? To see what Gabriel did wrong, consider that c
irakobra [83]

Answer:

74 inches

Step-by-step explanation:

If his cousin is 40 inches tall, and Zach is 6 inches less than twice his height, solve for 40*2-6, which is 74.

3 0
3 years ago
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Answer:

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You would multiply 4,978 by 0.532, and you'd get 264.8.

3 0
4 years ago
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