Question

are (z-1)² and z²-1 equal? illustrate​

Answer 1

❤❤ HEY MATE HERE IS YOUR ANSWER:-

No, they are not equal as in (z-1)², ² is applicable for both z and 1. It is in the form of (a-b)² = a²+b²-2ab.

z²-1 is not in the form of (a-b)² and also ² is only applicable to z.

HOPE THIS HELPS YOU MATE AND PLEASE MARK ME AS BRAINLY ❤❤