Question

the sum of roots
$l {x}^{2} + (m - 1)x + (n + 1) = 0$
is O then find the value of m​

Answer 1

Answer:

l don't know l am sorry

Step-by-step explanation:

l am sorry

Answer 2

$sum \: of \: roots = \frac{ - coefficient \: of \: x}{coefficient \: of \: {x}^{2} }$

hence by applying this we get,

m-1/l=0

m-1=0

m=1

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