Question

13x+ky=k 39x+6y=k+4 has infinitely many solution then find value of k​

Answer 1

Good Morning!!

For infinite many solutions two lines must be identical. i,e

13/39 = k/6 = k/(k+4)

1/3 = k/6

k = 2.

So, for infinite many solutions for these lines k must be = 2

Answer 2

please see the attachment