Tolong bantun dong ^^ 1. ((x2-5x+6)/(x2-7x+10))>_0 2. ((x2-4)/((x-3)2(x-4)))<_0
Matematika
RistaMin
Pertanyaan
Tolong bantun dong ^^
1. ((x2-5x+6)/(x2-7x+10))>_0
2. ((x2-4)/((x-3)2(x-4)))<_0
1. ((x2-5x+6)/(x2-7x+10))>_0
2. ((x2-4)/((x-3)2(x-4)))<_0
1 Jawaban
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1. Jawaban SadonoSukirno
1)
(x - 3)(x - 2) / (x - 2)(x - 10) ≥ 0
buat garis bilangan
+ + + + + + + - - - - - + + +
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```````` 2 ``````` 3 ``````` 10
x ≤ 3 atau x ≥ 10
syarat :
x² - 7x + 10 ≠ 0
(x - 2)(x - 10) ≠ 0
maka hp nya
x < 2 atau 2 < x ≤ 3 atau x > 10
2)
(x - 2)(x + 2) / (x-3)(x-3)(x-4) ≤ 0
- - - - - + + + + - - - - - - - - - - + + +
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```````` -2 ```````` 2 ````````` 3 ```````` 4
x ≤ -2 atau 2 ≤ x ≤ 4
syarat
(x - 3)(x - 3)(x - 4) ≠ 0
maka hp nya
x ≤ -2 atau 2 ≤ x < 3 atau 3 < x < 4