RRB NTPC · Question 11
If \(y = \frac{{2x - 1}}{{x + 3}},\) find x when y = 1 A. 4 B. -4 C. 3/2 D. 4/3
Show answer & explanation
Answer: (C) A
Explanation
Put y = 1: 1 = (2x − 1)/(x + 3). Then x + 3 = 2x − 1, so x = 4.
Railways PYQCBT 1 2016
RRB NTPC · Question 11
Answer: (C) A
Put y = 1: 1 = (2x − 1)/(x + 3). Then x + 3 = 2x − 1, so x = 4.