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**Q1. The value of k for which the system of equations kx - y = 2, 6x - 2y = 3 has a unique solution, is **

**(a) =3**

**(b) `!=` 3**

**(c) `!=` 0**

**(d) = 0**

**Q2. The value of k for which the system of equations 2x + 3y = 5, 4x + ky = 10 has infinite number of solution, is **

**Q3. The value of k for which the system of equtiona x + 2y - 3 = 0 and 5x + ky + 7 = 0 has no solution, is **

**Q4. The value of k for which the system of equations 3x + 5y = 0 and kx + 10y = 0 has a non - zero solution, is **

**Q5. If the system of equations 2x + 3y = 7, (a + b) x+ (2a - b)y = 21 has infintely many solutions, then **