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WINSTONCH [101]
4 years ago
12

Which number is irrational?

Mathematics
2 answers:
GuDViN [60]4 years ago
6 0

The answer would be A

Because it is an imperfect square root

kakasveta [241]4 years ago
3 0

Hey there!

Your answer: √7

√7 is irrational. If you make radical 7 a decimal number is doesn't make sense. A rational number you can write the number forever if you wanted to, but an irrational number you can't. Therefore, √7 would be your correct answer.

Your answer: √7

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I need help please ..
Vesnalui [34]

The answer to this is 168 and 169

The smaller number is 168

The larger number is 169

This is the answer to this sum

3 0
3 years ago
Read 2 more answers
Randy has 4 pennies, 3 nickels, and 3 dimes in his pocket. If he randomly chooses 2 coins without replacement, what is the proba
neonofarm [45]
A 2/10 chance. Add the numbers together and the probability is 2.
8 0
4 years ago
Suppose a graduate program has sent acceptance letters to 45 applicants, but only has enough funding for 30 students. Let the st
gulaghasi [49]

Answer:

the probability that the graduate program will have enough funding for all student that join the program is 0.3653 (36.53%)

Step-by-step explanation:

since each student is independent on others the random variable X= x students of 45 applicants will join the program has a binomial probability distribution

P(X=x)= n!/[(n-x)!*x!]*p^x*(1-p)^x

where

n= total number of students= 45

p= probability that a student join the program= 0.7

x= number of students that join the program

then in order to have enough funding x should not surpass 30 students , then

P(X≤30)= ∑P(X) for x from 1 to 30 = F(30)

where F(30) is the cumulative probability distribution

then from binomial probability tables

P(X≤30)= F(30)= 0.3653 (36.53%)

therefore the probability that the graduate program will have enough funding for all student that join the program is 0.3653 (36.53%)

5 0
3 years ago
9x + 4y &lt; 8<br> - 3x – 7y &gt; 5<br> Is (1, -2) a solution of the system?
xz_007 [3.2K]

Answer:

yes

Step-by-step explanation:

9 - 8 < 8  

1 < 8   yes

-3 + 14 > 5  

11> 5  yes

6 0
3 years ago
Please help!!! thank you ​
Mumz [18]

Answer:

answer below

Step-by-step explanation:

y = |x|

y = - |x|  .... reflection over x axis

y = - |x+4|   ... horizontal translation to the left 4 units

y = - |x+4| + 1  ... vertical translation 1 unit up

5 0
3 years ago
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