If one of the lines given by is , then equals
- (A)1
- (B)-1
- (C)3
- (D)-3✓ Correct
Answer: (D)
Solution
Since is one of the lines in , write . Expanding the right side gives . Matching coefficients, gives ; then gives , so ; and gives .
JEE Main · 2004 · 24 Apr 2004 · Offline · Single correct option