Question

expansion formula for ab​

Answer 1

Answer:

The concept of (A+B)^n and (A-B)^n formula expander is used to describe the expression for the given nth value of formula.

(A+B)^n and (A-B)^n Formula Expander.

(A-B)n in Words Formula

(A-B)2 A-B whole square A2 - 2AB + B2

(A-B)3 A-B whole cube A3 - 3A2B + 3AB2 - B3

(A-B)4 A-B whole power 4 A4 - 4A3B + 6A2B2 - 4AB3 + B4

2