MathematicsThe pair of linear equations 2x+5y=k, kx+15y=18 has infinitely many solutions if
The pair of linear equations has infinitely many solutions if
A
B
C
D
Solution:
The given pair of linear equations are, Here, . And . The system ofequation has infinitely many solutions if . Taking, ⇒ Taking, ⇒ ⇒ Hence, the correct option is 2.