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padilas [110]
3 years ago
11

The volume of the spheres is 500/3 pie cubic units What is the value of X?

Mathematics
2 answers:
Vlad [161]3 years ago
7 0

Answer:

x=5 assuming that x is the radius.

x is the radius?

Step-by-step explanation:

V=\frac{4}{3} \pi r^3 is the volume of a sphere.

We are given V=\frac{500}{3} \pi cubic units.

We are asked to find the value of x.  If x is not the radius, please correct me:

V=\frac{4}{3}\pi r^3 with  V=\frac{500}{3} \pi  and the assumption that x is r.

\frac{500}{3}\pi=\frac{4}{3}\pi x^3

If you multiply both sides by 3, then you would have:

500 \pi=4 \pi x^3

If you divide both sides by \pi you will have:

500=4x^3

If you divide both sides by 4, you will have:

125=x^3

The last step would be to take the cube root of both sides:

\sqrt[3]{125}=x

5=x

x=5

Julli [10]3 years ago
3 0

Answer:

125

Step-by-step explanation:

500 ÷ 4 = 125

I think this is the right answer. sorry if I'm wrong.

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Explanation:
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A fair coin is tossed three times and the events A, B, and C are defined as follows: A:{ At least one head is observed } B:{ At
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Answer:

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(b) 1/2

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Step-by-step explanation:

Since, when a fair coin is tossed three times,

The the total number of possible outcomes

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= 8 { HHH, HHT, HTH, THH, HTT, THT, TTH, TTT },

Here, B : { At least two heads are observed } ,

⇒ B = {HHH, HHT, HTH, THH},

⇒ n(B) = 4,

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\text{Probability}=\frac{\text{Favourable outcomes}}{\text{Total outcomes}}

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P(B) =\frac{n(B)}{n(S)}=\frac{4}{8}=\frac{1}{2}

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(c) C: { The number of heads observed is odd },

⇒ C = { HHH, HTT, THT, TTH},

∵ A ∩ B ∩ C = {HHH},

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\implies P(A\cap B\cap C)=\frac{1}{8}

7 0
2 years ago
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