The equation {[(l-m)/2]x^2} - {[(l+m)/2}x] + m=0 has got 2 values of x to satisfy the equation given as
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1
Answer:
given below
Step-by-step explanation:
m−n)x
2
+(n−l)x+l−m=0
It has equal roots hence
Δ=0
(n−l)
2
−4(e−m)(m−n)=0
n
2
+l
2
−2ln−4(lm−m
2
−ln+mn)=0
n
2
+l
2
−2ln−4lm+4m
2
+4ln−4mn=0
n
2
+l
2
+2ln+4m
2
−4lm−4mn=0
(n+l−2m)
2
=0
n+l=2m
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