the pair of line equations represented the equation 2x +y +3 =0 and 4x+ky +6=0 has infinite solution value of k is
Answers
Answered by
1
Answer:
k=2 ; subscribe to my youtube channel #smtuitions
Step-by-step explanation:
2x + y +3 =0 ; a1=2 , b1=1 , c1=3
4x + ky + 6 = 0 ; a2=4 , b2=k , c2=6
For infinite solution a1/a2=b1/b2=c1/c2
2/4=1/k
=> 2k=4
=>k=4/2
=>k=2
Similar questions