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brilliants [131]
4 years ago
15

D(n) = -5 (1/2)n-1 What is the 3rd term in the sequence?

Mathematics
2 answers:
Ierofanga [76]4 years ago
8 0

Answer:

-5/4

Step-by-step explanation:

1. This is an explicit formula

All we have to do is plug n = 3 in the formula to find the 3rd term.

2. d(3)=-5(1/2)3-1

= -5/4

jonny [76]4 years ago
3 0

Answer:

-5

Step-by-step explanation:

dₙ = -5 (1/2)n-1

the 3rd term in the sequence means n = 3

d₃ = -5(1/2)(3-1) = -5(1/2)(2) = -5

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monitta
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4 0
4 years ago
Which fraction is equivalent to -6.19
Nikitich [7]

Answer:

= -6 19/100  (as a mixed fraction)

or

= -619/100 (as a improper fraction)

Step-by-step explanation:

-6.19

= -6 19/100  (as a mixed fraction)

or

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4 0
3 years ago
Find X, Y, Z,<br> (I believe X is 12?)
Serggg [28]

Answer:

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Step-by-step explanation:

you are correct.  x = 12

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So, z = 12\sqrt{3} and y = 24

8 0
3 years ago
IF YOU KNKW ABOUT THIS PLEASE HELP .... What is the volume of the cone shown below?
bazaltina [42]

Answer:

A. 300π units³

Step-by-step explanation:

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Where,

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I believe the correct answer is 3.
5 0
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Read 2 more answers
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