d) column 2 and 3 is the correct option.
Explanation:
Force holding the galaxies together is gravity.
Types of matter will be similar.
Answer:
v=s cube
The rate of change is found using the first derivative of this function. This is often called the gradient function, because it gives the gradient of a tangent line drawn at the specified point.
dv/ds(s cube) =3s square
We now plug in s=6
3s square = 3(6) square =108 cm cube/ s
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