Quandaries
and Queries 

could u please tell me the
answer for this: 

Hi Bipin, The key to factoring is to recognize patterns. Three of the common patterns that you need to recognize are:
For your problem
I see
That is
Thus it is a sum of cubes as described above with x = a^{2} and y = b^{2}. Can you complete the problem now? If not let us know. Penny 

