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Reptile [31]
3 years ago
8

If a squared number is an irrational number, then how come I can only select one irrational number.

Mathematics
1 answer:
Julli [10]3 years ago
8 0
They are both rational. This is because 3^2 is 9 and 9^2 is 81. Rational means that the number ends or repeats and 9 and 81 end.
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Assume that f(x)=ln(1+x) is the given function and that Pn represents the nth Taylor Polynomial centered at x=0. Find the least
WINSTONCH [101]

Answer:

the least integer for n is 2

Step-by-step explanation:

We are given;

f(x) = ln(1+x)

centered at x=0

Pn(0.2)

Error < 0.01

We will use the format;

[[Max(f^(n+1) (c))]/(n + 1)!] × 0.2^(n+1) < 0.01

So;

f(x) = ln(1+x)

First derivative: f'(x) = 1/(x + 1) < 0! = 1

2nd derivative: f"(x) = -1/(x + 1)² < 1! = 1

3rd derivative: f"'(x) = 2/(x + 1)³ < 2! = 2

4th derivative: f""(x) = -6/(x + 1)⁴ < 3! = 6

This follows that;

Max|f^(n+1) (c)| < n!

Thus, error is;

(n!/(n + 1)!) × 0.2^(n + 1) < 0.01

This gives;

(1/(n + 1)) × 0.2^(n + 1) < 0.01

Let's try n = 1

(1/(1 + 1)) × 0.2^(1 + 1) = 0.02

This is greater than 0.01 and so it will not work.

Let's try n = 2

(1/(2 + 1)) × 0.2^(2 + 1) = 0.00267

This is less than 0.01.

So,the least integer for n is 2

7 0
4 years ago
What is the average of 4 1/2, 3 1/3, 2, 2 1/6? I will give brainleist.
kotykmax [81]

Answer:

3

Step-by-step explanation:

  4 1/2 + 3 1/3 + 2 + 2 1/6

= 4 3/6 + 3 2/6 + 2 + 2 1/6

= 4 + 3 + 2 + 2 + 3/6 + 2/6 + 1/6

= 11 + 6/6

= 11 + 1

= 12

There are 4 numbers, therefore average = 12 ÷ 4 = 3

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2 years ago
The amount $5.40 is 9% of what price?
vova2212 [387]

Answer:

Step-by-step explanation:

im pretty sure its a

5 0
3 years ago
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Earn $134 in 8 hours how much did you earn per hour
Xelga [282]
I believe you would just divide 134 by 8

134/8 = 16.75

That means you would earn $16.75 per hour.
8 0
3 years ago
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What’s is the range of the function
jolli1 [7]

Answer:

Y <= 1

Step-by-step explanation:

This is because it is a solid line and a filled point on the top line, the bottom line is irrelevant for this question

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3 years ago
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