Math Help - How to add Exponents

Hi all
my question is:
How to add Exponents with Different Base and Same Exponent
An Ex:

X² + Y²

Thanks in advance

Originally Posted by blackjack21

Hi all
my question is:
How to add Exponents with Different Base and Same Exponent
An Ex:

X² + Y²

There is nothing that can be done with , it is a prime expression, irreducible.

We can factor the difference but not the sum.

Hello, blackjack21!

Even if you had , there's nothing to be done.

Well, you could write it as: . .. . . but that's all.

thanks to all math family for answers and me again with another question about this subject

-(a²)+(2a)² that gives me result of 3a²
what is the rule of this addition im confused with addition operation about exponents with factors

Thanks in advance and best regards..

Originally Posted by blackjack21

-(a²)+(2a)² that gives me result of 3a²
what is the rule of this addition im confused with addition operation about exponents with factors

If you understand that then there is no additional rules to apply.