Question

find te value of k so that the equation (k+1)x2 +2(k+3)x+(k+8)=0 has real and equal roots.

Answer 1

type your question seriously.....what was that ....look at your ques...(k+3)×+(k+8) after the sign of multiplication ...+ is not allowed

Answer 2

you can do this question by using the formula:
1.b*b-4ac
2.x=b*b+_root mai b*b-4ac