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BigorU [14]
3 years ago
7

Which number is irrational?

Mathematics
2 answers:
dimulka [17.4K]3 years ago
7 0

Answer:

Answer is C.

Step-by-step explanation:

An irrational number cannot be expressed as a ratio between two numbers and it cannot be written as a simple fraction because there is not a finite number of numbers when written as a decimal. Instead, the numbers in the decimal would go on forever, without repeating.

lisov135 [29]3 years ago
6 0

Answer:

C.

Step-by-step explanation:

The answer C is not rational

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In a manufacturing plant that produces new computers, a 0.15 probability exists that a computer will be defective. if five compu
Sindrei [870]

The probability that all of them will be defective is 0.0000759375

<em><u>Explanation</u></em>

The general <u>Binomial Probability</u> formula is....

P= ^nC_{r}*p^r*(1-p)^n^-^r, where p is the probability of success, n is the total number of trials and r is the desired numbers of trials.

Given, the probability that a computer will be defective is 0.15 , so p = 0.15

Five computers are manufactured and we need to find the probability that all of them will be defective. That means, n = 5 and r = 5

Now according to the above formula....

P= ^5C_{5}*(0.15)^5*(1-0.15)^5^-^5 \\ \\ P= 1*(0.15)^5* (0.85)^0\\ \\ P=(0.15)^5 =0.0000759375

So, the probability that all of them will be defective is 0.0000759375

7 0
3 years ago
Help I’ll mark brain list
Marat540 [252]

Answer:

23

Step-by-step explanation:

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7 0
3 years ago
Solve the system of linear equations below.
Reika [66]

Answer:

x = 1 , y = 3 thus: A is your Anser

Step-by-step explanation:

Solve the following system:

{2 x + y = 5 | (equation 1)

x + y = 4 | (equation 2)

Subtract 1/2 × (equation 1) from equation 2:

{2 x + y = 5 | (equation 1)

0 x+y/2 = 3/2 | (equation 2)

Multiply equation 2 by 2:

{2 x + y = 5 | (equation 1)

0 x+y = 3 | (equation 2)

Subtract equation 2 from equation 1:

{2 x+0 y = 2 | (equation 1)

0 x+y = 3 | (equation 2)

Divide equation 1 by 2:

{x+0 y = 1 | (equation 1)

0 x+y = 3 | (equation 2)

Collect results:

Answer:  {x = 1 , y = 3

8 0
3 years ago
Read 2 more answers
Ted has a bottle cap with a sticker on the inside of the cap. He throws the bottle cap up into the air to see which side it land
galina1969 [7]
Well if the probability of it landing with the sticker side down is 40% then it landing with the sticker side up is 60% and 0.6 • 40 = 24 times
8 0
3 years ago
Read 2 more answers
10. Suppose you are a salesperson for the Acme Dynamite Company. Each month you earn $400 plus one sixth of your sales.
Liula [17]

<u>ANS</u>

$15600 worth of explosives.

$3000 = $400x

$3000 - 400 ( 1/6x )

\\  = ( \frac{1}{6} x)

= $2600

\\  = ( \frac{1}{6} x)

= $

\\  \frac{2600}{ \frac{1}{6} }  = x

x = 15600

<u>Th</u><u>ank</u> <u>You</u> !!!!

4 0
3 years ago
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