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MrRissso [65]
3 years ago
13

I need to know how to solve this anyone?

Mathematics
1 answer:
swat323 years ago
7 0

I can't make out what the radius of the sphere is, but the equation you're looking for is:

V=\frac{4}{3}\pi r^3

For example:

If the radius of a sphere is 5 m, it's volume would be,

V=\frac{4}{3}\pi (5)^3

V=\frac{4}{3} (3.14)(5)^3

V=\frac{4}{3}(3.14)(125)

V=523.6 m^3

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Flauer [41]

Answer:

a = 25  

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c =  17

d =  68

Step-by-step explanation:

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Determine the domain of the function (fog) (x) where f(x) = 3x-1/x-4 and g(x)=x+1/x
Mrac [35]

Answer:

(-\infty,0)\cup(0, \frac{1}{3})\cup (\frac{1}{3},\infty)

Step-by-step explanation:

The given functions are f(x)=\frac{3x-1}{x-4} and g(x)=\frac{x+1}{x} .

We now composed the two functions to find:

(f\circ g)(x)=f(g(x))

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\implies (f\circ g)(x)=\frac{3(\frac{x+1}{x})+1}{\frac{x+1}{x}-4}

\implies (f\circ g)(x)=\frac{4x+3}{1-3x}

This function is defined if the denominator is not zero.

1-3x\ne0

x\ne\frac{1}{3}

We write this in interval notation as:

(-\infty,\frac{1}{3})\cup (\frac{1}{3},\infty)

We need to be cautious here as x=0 is not in the domain of g(x).

Therefore the domain of (f\circ g)(x) is

(-\infty,0)\cup(0, \frac{1}{3})\cup (\frac{1}{3},\infty)

4 0
3 years ago
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pantera1 [17]

Answer:

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Step-by-step explanation:

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Step-by-step explanation:

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Answer:

<em>(d).</em>

Step-by-step explanation:

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