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8090 [49]
3 years ago
14

Good morning guys can you guys plz help on my math :D

Mathematics
1 answer:
Softa [21]3 years ago
5 0

Answer:

Question 1:

B

Question 2:

False

Question 3:

B

Question 4:

A

Step-by-step explanation:

<em>Please let me know if these are wrong is that I can fix them.</em>

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Principal Philippi use a random sample of 20 student records to determine how far in miles students live from the school the res
nexus9112 [7]

Take 3 4 5 3 4 5 6 5 4 3 2 3 4 5 6 4 8 4 3 2 and add them all together

=83

Now you divide 83 by the number of terms in the sample set, which is 20.  

83/20 = 4.15

For rounding to the nearest tenth, look at the hundredths space, which is 5. Since it is 5 or higher, round the tenths up one.  

final answer= 4.2

6 0
3 years ago
Read 2 more answers
Second derivative of sec^2(πx)
Digiron [165]
 <span>let y = sec^2 ( pi x ) 

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y' = 2pi sec^2 ( pi x ) tan ( pi x ) 

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y'' = 2 pi^2 sec^4 ( pi x ) + 4 pi^2 sec^2 ( pi x ) tan^2 ( pi x )</span>
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3 years ago
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Write a word problem whose solutions is |20| =20
Anton [14]
You have 20 candies together in abag 10 red 10 green tou mix them yp togethr in a bag how many candies do you have in the bag
5 0
4 years ago
The domain of: x+3 under square root
Gennadij [26K]

Answer:

All real numbers except where x<-3

Step-by-step explanation:

Values of x that make negatives under even radicals are not part of the domain. Any value of x that is less than -3 would make a negative under the square root, so those are not included in the domain.

3 0
3 years ago
PLZ Hurry!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!The sum of two numbers is 19 and their difference is 7, What are the two num
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Answer:

13 and 6

Step-by-step explanation:

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