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quester [9]
3 years ago
6

HI :) I NEED HELP PLEASE BEFORE 12 AM

Mathematics
1 answer:
lisov135 [29]3 years ago
8 0
See, please, the solution for the task number 2.

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The radius of a spherical ball is measured at r = 25 cm. Estimate the maximum error in the volume and surface area if r is accur
natulia [17]

Answer:

Volume = 2384.582 cm^3

Surface Area = 189.626 cm^2

Step-by-step explanation:

With the accuracy of r within 0.6 cm minimum & maximum values are 25-0.3 and 25+0.3 respectively.

Taking r = 25 cm

Volume = (4/3)*Pi*R3 = 65449.847

Surface Area = 4*Pi*R2 = 7853.982

The minimum possible values for Volume and surface area would be:

if r = 24.7 cm

Volume = (4/3)*Pi*R3 = 63121.814 cm^3

Surface Area = 4*Pi*R2 = 7666.617 cm^2

The maximum possible values for Volume and surface area would be:

if r = 25.3 cm

Volume = (4/3)*Pi*R3 = 67834.429 cm^3

Surface Area = 4*Pi*R2 = 8043.608 cm^2

Error from Minimum values:

Volume = 2328.033 cm^3

Surface Area = 187.365 cm^2

Error from Maximum values:

Volume = 2384.582 cm^3

Surface Area = 189.626 cm^2

3 0
3 years ago
ANSWERS
Anna [14]
1) No
2) Yes
3) Yes
4) Yes

if you need me to explain i will.

have a great rest of your day! :)
4 0
2 years ago
15n^2 - 4n + ( -2n+n )
jonny [76]
The answer is :
15n^2-5n
8 0
3 years ago
For each of the solutions of the equations find two consecutive integers between
ale4655 [162]

Answer:

0 and 1

Step-by-step explanation:

x² = 3

take the square root of both sides

x = {-√3, √3}

x ≈ {-1.73, 1.75}

Two consecutive integers between 1.73 and 1.75

0 and 1

7 0
3 years ago
Which terms in the expression are like ?
Dennis_Churaev [7]
A, B, and D? I chose those 3 because they all feature the expression a. (I literally just signed up, sorry, I'm still kind of new.)
7 0
3 years ago
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