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Gemiola [76]
3 years ago
6

1)What are the first five terms of the sequence given by the formula an=4n+1 ?

Mathematics
2 answers:
Ganezh [65]3 years ago
5 0
We are asked to determine the first five terms of the sequence given by the formula an=4n+1, if n is equal to 1 to 5, then an is equal to 5, 9, 13, 17, 21. Answer is A. In 2, given the sequence 8,6,4,2 then the expression is a1=8, an = an-1-2
koban [17]3 years ago
4 0

Answer:1) c. 5,9,13,17,21

2)  a. a1=8, an=an-1 -2

Step-by-step explanation: 1) an=4n+1

    ⇒ a1=4×1+1=5

         a2=4×2+1=9

          a3=4×3+1=13

          a4=4×4+1=17

           a5=4×5+1=21

2) clearly a1=8 and then the terms of series are decreasing by 2

so, an=an-1 -2

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Calculations that allow a researcher to draw conclusions about how meaningful a result is are collectively called ______________
tatiyna

Answer: Inferential

Step-by-step explanation:

Inferential statistics, has to do with taking data from the samples that the researcher has and then making generalizations about the population through the sample gotten.

Through Inferential statistics, one can draw conclusion about a particular phenomenon. Therefore, the answer to the above question is Inferential statistics

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3 years ago
Simplify the expression <br> 3^0
Art [367]

Answer:

1

Step-by-step explanation:

3^0

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5 0
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270 cm of snow in 18hours​
saw5 [17]

Answer:

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7 0
3 years ago
Pls help me on this math watch!!! this is non calculator
Andru [333]

The height of the cone is 4 cm (approx).

Step-by-step explanation:

Given,

The radius (r) of the cone = 4.96 cm

Volume (V) = 102 cm³

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Formula

The volume of a cone V = \frac{1}{3}πr²h

Now,

According to the problem,

\frac{1}{3}πr²h = 102

or,  \frac{1}{3}×\frac{22}{7}×(4.96)²h= 102

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8 0
3 years ago
A​ salesperson's ratio of successful signups to the number of people called is 0.625. This​ month, the salesperson had 125 signu
stellarik [79]

Answer:

The salesperson called 200 people this month.

Step-by-step explanation:

Let us denote the total people that the salesperson called by a variable "x".

Then,

The ratio of successful signups(success ratio) is given as=0.625

Then total no. of successful signups is the product of the success rate and the total no. of signups ,

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According to the data given in the question,

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or , 0.625*x= 125

or,  x=\frac{125}{0.625}

   ∴x= 200

So, the salesperson called 200 people, out of which only 125 signed up.

4 0
3 years ago
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