Question

in the system of equations 3 X - 2y - 7 is equals to zero and K X + 2 Y + 11 is equals to zero has unique solution then​

Answer 1

Answer:

Correct option is

A

10

For a system of equations a

1

x+b

1

y+c

1

=0;a

2

x+b

2

y+c

2

=0 to have no solution, the condition to be satisfied is

a

2

a

1

=

b

2

b

1



=

c

2

c

1

⇒

5

1

=

k

2



=

7

−3

∴ For k=10, the given system of equation has no solution