2 years ago

How do you find the nth term in a sequence?

1 answer:

3 0

sequences can be expressed in terms of the nth term of the sequence. In this case, the nth term = 2n. To find the 1st term, put n = 1 into the formula, to find the 4th term, replace the n's by 4's: 4th term = 2 × 4 = 8.

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The sum of three consecutive odd numbers is less than or equal to 33. Write an inequality and solve to determine the maximum val

Dmitry [639]

Answer:

Step-by-step explanation:

If first odd number is x

THen next consecutive odd number is x + 2

Next one is x + 4

Now, we can write the word problem as:

$x+x+2+x+4 \leq 33$

Now we solve:

$x+x+2+x+4 \leq 33\\3x+6 \leq 33\\3x \leq 27\\x \leq 9$

So, x is less than or equal to 9, so it can be

9, 7, 5 .....

What is the maximum value of the lowest number (x)?? It is 9

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2 years ago

What is 5.38 in its expanded form

solmaris [256]

5.38 in expanded form is 5 + 0.3 + 0.08

Expanded form means you have to break it apart into addition.

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2 years ago

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The number of books borrowed from a library each week follows a normal distribution. When a sample is taken for several weeks, t

12345 [234]

1 SD away from mean is 68% of data.
2 SD away from mean is 95% of data.
3 SD away from mean is 99.7% of data.

1 SD away:
190+30=220

2 SD away:
220+30=250

This shows we are on the outer 5 percent of the normal distribution.
Since you said "more", that means we only look at the right side of your 5%, which is only 2.5%

answer is D, 2.5%

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2 years ago

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What is the mean of this data set? If necessy, round your answer to the nearest tenth. 12,16,22,23,34,44,46,47,48,64,67,73,83,88

Dmitry_Shevchenko [17]

The mean for the data set is 50.4

Rounded to the nearest 10th is 50

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2 years ago

Which of the following measurements is the most accurate for a pellet with a mass of 3.25 grams?

Lynna [10]

The nearest value of the mass is <span>3.27 grams
it s near 3.25
answer is c</span>

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