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horrorfan [7]
3 years ago
14

18.

Mathematics
1 answer:
Brrunno [24]3 years ago
4 0

Answer:

1/5 or 0.2

Step-by-step explanation:

Answer:

The common difference is  or 0.2

Step-by-step explanation:

Given:

Arithmetic Sequence -2, -1 4/5, -1 3/5, -1 2/5,

First term      = a₁ = -2

Second term = a₂ =  

Third term     = a₃ =  

Fourth term = a₄ =  

To Find:

Common Difference = d = ?

Solution:

Formula for Common Difference d ,

∴  

The common difference is  or 0.2

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Find the fourth term of a geometric sequence if a=6 and r=2. Use the formula an=ar^n-1
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Answer:

48

Step-by-step explanation:

here, we are using an = ar^n-1

so, we have to find a4= ar^4-1 = ar^3

now, putting the given values in the equation,

a4= (6)(2)^3 = 6(8) = 48

therefore, the 4th term is 48.

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2 years ago
A discrete random variable is a variable that is randomly chosen and can take
Colt1911 [192]

Answer:

false

Step-by-step explanation:

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How do you convert a fraction to a percent
Lubov Fominskaja [6]
To convert from a fraction to a percent,
You just need to divide the fractions then multiply the product by 100.

Examples:
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a. 3/4 = 0.75 x 100 = 75%
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c. 60/100 = 0.6 x 100 = 60%
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e. 6/99 = 0.06 x 100 = 6%
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The table shows the results of a survey of seventh-grade students in the lunch-line
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Answer:

D

Look at the picture. :)

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