Question

solve tenth question please..........

Answer 1

here we can use D= b^2-4ac. *Given* : A=k. B= -4.  C= 1   (-4)^2 - 4×(k)(1) =0 16 - 4k = 0 4(4-k)=0 K= 4   Since k has equal root the answer is 4     Hope this answer helped you.     Pls. Mark this answer as brainliest