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yan [13]
3 years ago
11

A rectangle is inscribed in the upper half of the circle x2 y2 = a2 as shown at right. calculate the area of the largest such re

ctangle.
Mathematics
1 answer:
Inga [223]3 years ago
6 0
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
Below is the solution, i hope it helps:
A = 2 x (a^2+x^2)^.5 
<span>dA/dx = 2 x (2x)(.5)(a^2+x^2)^-.5) + 2 (a^2+x^2)^.5 </span>

= 0 for max or min
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If these numbers represent elevations in meters, which is the farthest away from sea level?
Oksi-84 [34.3K]

Answer:

Option (1)

Step-by-step explanation:

Minus notation of the elevations from the sea level represents the distance below the sea level and positive notation represents the elevations above the sea level.

+7 → 7 meters above the sea level

-3 → 3 meters below the sea level

+\frac{1}{2} → 0.5 meters above the sea level

-0.8 → 0.8 meters below the sea level

+0.8 → 0.8 meters above the sea level

-\frac{1}{10} → 0.1 meters below the sea level

-2 → 2 meters below the sea level

Therefore, +7 meters above the sea level will be the farthest point from the sea level.

Option (1) will be the answer.

7 0
3 years ago
Find the percent rate per annum at which $275 will double itself in 2 year​
pochemuha

Answer:

50%

Step-by-step explanation:

50/100 x 275 = 137.5

137.5 = 275

7 0
2 years ago
Andrew paid $10 for a burger. The burger went on sale and there was a discount of 20%. what was the sale price of the burgers?
BabaBlast [244]
20% = .20
10 times .20 = 2
10-2= 8
$8
6 0
3 years ago
Read 2 more answers
A store can buy 8 cartons of milk for $24 or 7 cartons of milk for $28.
USPshnik [31]

Answer:

A. $1 less

Step-by-step explanation:

24 divided by 8 (unit rate) = $3

28 divided by 7 = $4

4-3=1

3 0
2 years ago
Bro please help me ToT this is honestly so harddd
MissTica

Answer:

On a fair die, half the numbers are even and half the numbers are odd. So, the probability for a single roll of getting an even number or an odd number is 12. So, the odds are 7:1 against the desired outcome

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3 years ago
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