Complete the square for 5x^2+10x-16.
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Answer:
In the division problem,
The number which is divided is called dividend,
While, the number which divides, is called divisor,
Let dividend = 150 ( a three digit number ),
Divisor = 15 ( a number between 10 and 12 ),
So, the problem would be,
In the below figure,
Take a grid that shows 150,
Divide this grid such that each box represents 15,
Thus, there are such 10 boxes,
That is,
The volume of a sphere is
So, if the small sphere has radius and the largest sphere has radius
, their volumes are
So, their ratio is