Question

b = a ab = a² ab - b² = a²-b² b(a - b) = (a + b)(a - b) b= a + b b= b + b b= 2b 1= 2 where is the mistake there are 2 mistakes ?​

Answer 1

Answer:

b = a ab = a² ab - b² = a²-b² b(a - b) = (a + b)(a - b) b= a + b b= b + b b= 2b 1= 2 where is the mistake there are 2 mistakes ?