Mathematic Problems
6-42
=6-422
=6-32

a±b=a+a2-b2±a-a2-b2

a=6 ; b=32

6-32

=6+62-322-6-62-322
=6+36-322-6-36-322
=6+42-6-42
=6+22-6-22

=82-42

=4-2
=2-2