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λύσεις θεμάτων 1
ΘΕΜΑ 1
Δίνεται
1 x
f(x) ln
x
−
=
α) ( ) ( )
1 x
0 1 x x 0 x 0,1 A
x
−
> ⇔ − > ⇔ ∈ = ,
( )
( )
1
f (x) 0 ,...
λύσεις θεμάτων 2
και ( ) ( )
( )
( )DLHλ 0 λ 0 λ 0 λ 0 λ 0
1
lnλlnλ λlimλ ln λ lim lim lim lim 2 λ 0
1 1
1
λ 2λ λ
λ
+ + + ...
λύσεις θεμάτων 3
•
( )f
2 2 2
0 x 1τότε ln x 0 , 0 x x f(x ) f(x) f(x) f(x ) 0< < < < < ⇔ < ⇔ − >
1
, αδύνατη εφόσον τα δύ...
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