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monitta
3 years ago
5

Ex 9 va rog mult Dau 20 de puncte.

Mathematics
1 answer:
GREYUIT [131]3 years ago
6 0
First factor the left side. 
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Please help in this one​
kenny6666 [7]

Answer: 49.79\ m

Step-by-step explanation:

Given

The volume of the spherical solid is V=123,456\ m^3

It is melted to form a solid cube

Suppose the edge length of the cube is a

The volume of the sphere is  \frac{4}{3}\pi r^3

\Rightarrow 123,456=a^3\\\Rightarrow a^3=123,456\\\text{Factorising 123,456}\\\Rightarrow a^3=2^6\times 3\times 643\\\\\Rightarrow a=\sqrt[3]{2^6\times 3\times 643} \\\\\Rightarrow a=4\sqrt[3]{ 3\times 643}\\\\\Rightarrow a=49.79\ m

5 0
3 years ago
A catering service offers 12 appetizers, 8 main courses, and 4 desserts. A customer is to select 9 appetizers, 3 main courses, a
valentina_108 [34]

Answer:

73920

Step-by-step explanation:

Number of ways to choose 9 appetizers from 12: ₁₂C₉

Number of ways to choose 3 main courses from 8: ₈C₃

Number of ways to choose 2 desserts from 4: ₄C₂

The total number of ways is:

₁₂C₉ × ₈C₃ × ₄C₂

= 220 × 56 × 6

= 73920

5 0
3 years ago
A copy machine makes 28 copies per minute. How many copies does it make in 3 minutes and 30 seconds
Otrada [13]

Step-by-step explanation:

The answer to ur question is

28×3=84

28/2=14

6 0
4 years ago
URGENT PLS HURRY
andrezito [222]

Answer:

There isn't enough information to answer the question. Can you attach an image?

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
Silvia hiked a 30-mile trail in 3 days. The first day, she hiked 50% of the total distance. The second day, she hiked 25% of the
Reptile [31]

Answer:

she hiked 3.75 miles

Step-by-step explanation:

4 0
3 years ago
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