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3 years ago

Which of the following values represent a meaningful difference between two populations? Select all that apply.

Mathematics

1 answer:

Lina20 [59]3 years ago

6 0

Answer: I got you if its not to late the answer is 2,3

Step-by-step explanation

anything above 2 is meaningful so first you would subtract 21.9 28.1 to get 3.7 its above 2 so that's one do the same for the rest anything above 2 is your answer or right at two really hope this helps

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Kipish [7]

Answer: $\bold{-7+2\sqrt{14}+5\sqrt{7}-10\sqrt{2}}$

<u>Step-by-step explanation:</u>

$\dfrac{\sqrt7-5}{\sqrt7+\sqrt8}\bigg(\dfrac{\sqrt7-\sqrt8}{\sqrt7-\sqrt8}\bigg)=\dfrac{7-2\sqrt{14}-5\sqrt{7}+10\sqrt2}{7-8}=\dfrac{7-2\sqrt{14}-5\sqrt{7}+10\sqrt2}{-1}\\\\\\=\boxed{-7+2\sqrt{14}+5\sqrt{7}-10\sqrt2}$

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3 years ago

An ant crept to a hole, which was 300 cm away.

ohaa [14]

Answer:

Answer 10 min

Step-by-step explanation:

Because if it crawls 40 cm per minute but it goes back 10 cm because of wind then you have to do 40-10 = 30 then you do 300 divided by 30 to get the time.

Hope this helped!!!

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2 years ago

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Help me with this equation Please

kykrilka [37]

Answer:

$2598.80

Step-by-step explanation:

49 at $12.80 per ticket = $627.20

106 at $18.60 per ticket = $1971.60

Total = $2598.80

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2 years ago

49 POINTS! PLEASE HELP!

SSSSS [86.1K]

Answer:

B (2, 2)

Step-by-step explanation:

Given the graphs of a system of equations then the solution is at the point of intersection of the 2 lines.

That is (2,2) ← is the solution → B

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3 years ago

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