1.

If a ≠ b, and ab ≠ 0, then when a is replaced by 1a and b is replaced by 1b everywhere in the expression (a+b)(a−b), the resulting expression is equal to

Answer»

If a b, and ab 0, then when a is replaced by 1a and b is replaced by 1b everywhere in the expression (a+b)(ab), the resulting expression is equal to




Discussion

No Comment Found

Related InterviewSolutions