Question

Find the value of k for which the given systems of equations have no solution.
1. 8x + 5y = 9; kx + 10y = 15
2 . KX + 3y = 3; 12x+k= 6
3. KX - 5y = 2; 6x + 2y = 7​

Answer 1

Answer:

1.16

a1=8 A2=k b1=5 B2=10

8/k = 5/10

8*10=5*k

80=5k

16 similarly 2,3

2.+-6

3.-15

a1=