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Temka [501]
2 years ago
5

What are the first three terms of the Arithmetic Sequence a, = 15 - 2(n - 1)?

Mathematics
1 answer:
IgorC [24]2 years ago
4 0

Answer:

C

Step-by-step explanation:

Plug 1, 2, and 3 into n and you'll get 15, 13, and 11 respectively

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A polling organization contacts 2077 adult women who are 30 to 70 years of age and live in the United States and asks whether or
vfiekz [6]

Answer: C. Adult women who are 30 to 70 years of age and live in the United States.

Step-by-step explanation:

The population in the study is the adult women who are 30 to 70 years of age and live in the United States. In statistics, a population is the whole or entire pool of items or event from which a statistical sample is drawn. A population may refer to an entire group of people, objects, events, church visits, food consumed or measurements. In the case above the population from which the sample was drawn is the adult women from age 30 to 70 that lived in the United States, no sample was drawn outside this population.

6 0
2 years ago
Can someone please help me with this question​
bezimeni [28]

Answer:

21x^2-2x+1

Step-by-step explanation:

The area of shaded region= The area of the floor - area of the identical islands

The area of shaded region=(5x+1)^2-2*(2x)(x+3)=25x^2+1+10x-4x^2-12x=21x^2-2x+1

6 0
2 years ago
What is 321 rounded to the nearest 10
shtirl [24]
It would be 330 if rounded to the nearest 10th place
6 0
3 years ago
ILL GIVE BRAINLEST, classify the triangle below with work please :)
Minchanka [31]

Answer:

A right triangle

Step-by-step explanation:

All interior angles in a triangle are equal to 180°.

x+x+2x = 180°

4x = 180°

x = 45°

So two of the angles are 45°, and the remaining angle is 45°×2 = 90° (a right angle).

7 0
3 years ago
PLEASE HELP EASY AS SOON AS POSSIBLE <br> 25 PTS
Korolek [52]

Answer:

P(not blue) = 3/5

Step-by-step explanation:

There are 4 blue shirts, 2 brown shirts , 2 green shirts, 1 red shirt and 1 white shirt for a total of 10 shirts

How many shirts are not blue?

2 brown shirts , 2 green shirts, 1 red shirt and 1 white shirt for a total of 6 shirts  

P( not a blue shirt) = not a blue shirt/total

                               = 6/10

                                =3/5

7 0
3 years ago
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