In order to prove this, you simply plug in the number 2 everywhere you see X:
4^(2) = 8(2).
Simplify
16 = 16 √
Since this checks out, x is proven to be 2.
The two lines intersect at point B, hope this helps.
Answer:
Step-by-step explanation:
Given
radius of sphere 
Hole is drilled with radius 
Now this drilled hole will be in the form of Cylinder with height equals to diameter of sphere thus
Volume of drilled hole is



Volume of Sphere



Remaining volume 
