First dissolve: (A & sup2; - B & sup2; / A & sup2; - AB) / A & sup2; + 2Ab + B & sup2; / A, when B = - 1, then from - 2

First dissolve: (A & sup2; - B & sup2; / A & sup2; - AB) / A & sup2; + 2Ab + B & sup2; / A, when B = - 1, then from - 2

(a² -b² /a² -ab ) /a² +2ab+b² /a
=1/(a+b) b=-1 a=0
=-1

Elden Ring Premiere

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