Z is the set of integers, (Z, *) is a group with a * b = a + b + 1, a, b G. then inverse of a is
a * e = a for all a &isin G a + e + 1 = a e = -1 Let x be the inverse of a. a * x = e a + x + 1 = e = -1 x = -2 –a Thus, (C) is correct answer.
504 MCQ for effective preparation of the test of General of Mathematics section.
Read the MCQ statement: Z is the set of integers, (Z, *) is a group with a * b = a + b + 1, a, b G. then inverse of a is , keenly and apply the method you have learn through the video lessons for General to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 161-8893.