Question

Ek dwighat samikaran ( k-1 )x2 +(2k+1)x -(9+k)=0 ke mulon ka yogfal aur gudanfal equal hain then K ka maan gyat kro

Answer 1

Answer:

Step-by-step explanation:

According to given condition

-(2k+1)/(k-1)=-(9+k)/(k-1)

2k+1=9+k

2k-k=9-1

k=8