12. Nilai dari lim x → 1
(x^2 - 3x + 2) / (x^2 - 4x + 3) adalah ...
a. 0.25
b. 0.33
c. 0.67
d. 0.50
e. 0.75
Jawaban :
lim x → 1
(x^2 - 3x + 2) / (x^2 - 4x + 3)
=
lim x → 1
(x - 2)(x - 1)/ (x - 3)(x - 1)
=
lim x → 1
(x - 2)/ (x - 3)
= (1 - 2) / (1 - 3)
= - 1/ -2
= 1/2
= 0.5
(D)
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