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Alecsey [184]
3 years ago
9

What is the common ratio of the geometric sequence whose first term

Mathematics
1 answer:
Anuta_ua [19.1K]3 years ago
3 0
a_1=27;\ a_4=64\\\\a_4:a_1=d^3\\\\subtitue\\\\d^3=64:27\\\\d^3=\dfrac{64}{27}\\\\d=\sqrt[3]{\dfrac{64}{27}}\\\\d=\dfrac{\sqrt[3]{64}}{\sqrt[3]{27}}\\\\d=\dfrac{4}{3}\\\\Answer:\boxed{(3)\ \frac{4}{3}}
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PLEASE HELP I HAVE 10mins left
kykrilka [37]

Answer:

x=39

Step-by-step explanation:

I can explain later but I know you have a time limit right now.

8 0
3 years ago
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The surface area of a cylinder with a height of 4 inches and a base radius of 1 inch is approximately 31.4 inches squared.
Nutka1998 [239]
True!

The surface area of a cylinder is:
SA = 2πr² + 2πrh
r = 1 in
h = 4 in
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5 0
3 years ago
Solve for g in the proportion.<br> 143<br> g<br> 540<br> 858
Doss [256]

The value of g from the given proportion is 227.2

<h3>Ratio and proportions</h3>

Fractions are written as a ratio of two integers. For instance a/b is a fraction where a and b are integers.

Given the following proportion shown below;

143/g = 540/858

In order to determine the value of g,  we will cross multiply to have:

540g = 143 * 858

Simplify

540g = 122694

Divide both sides by 540

540g/540 = 122694/540

g = 122694/540

g = 227.2

Hence the value of g from the given proportion is 227.2

Learn more on proportion here: brainly.com/question/19994681

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5 0
1 year ago
williams only has 1 3/4cups of flour ,so he only make 2/3 0f a batch of biscuits. how much flour is needed for a full batch of b
oksano4ka [1.4K]

Answer:

2 5/8 cups of flour

Step-by-step explanation:

Use a proportion.

1 3/4 cups of flour is to 2/3 of a batch as x cups of flour is to 1 batch.

1 3/4 : 2/3 = x : 1

2/3 x = 1 3/4 * 1

2/3 x = 1 3/4

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3/2 * 2/3 x = 3/2 * 7/4

x = 21/8

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3 0
3 years ago
Estimate the quotient 31.9 ÷ 4
nikitadnepr [17]

Answer:

Step-by-step explanation:

32÷4=8

4 0
3 years ago
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