Find the sum of the following terms x²- a², - 5x² + 2a², - 4x² + 4a²

Given: x2- a2, - 5x2 + 2a2, - 4x2 + 4a²

To Do:   Find the sum
Solution:

x2- a2 - 5x2 + 2a2 - 4x2 + 4a2
=x2 - 4x2 - 5x2 + 2a2 - a2 + 4a2 
= 5a2- 8x2

Therefore the sum is 
 = 5a2- 8x2

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Updated on: 10-Oct-2022

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