Page 12 - e-modul turunan fungsi aljabar
P. 12
CONTOH SOAL
3
3. = 9 − 3 + 5
2
3
2
Misal : u = 9 → u’ = 9.3. 3−1 = 27
′
′
= 3 → = 3 1−1 = 3
5 −10
′
′
= = 5 −2 → = 5 −2 . −2−1 = −10 −3 =
2 3
′
′
′
′
Jadi, jika = − + , = − +
10
′
2
= 27 − 3 −
3
2
4. = 5 − + 1
2
′
Misal: = 5 → = 5 1−1 = 5
2 2 2 2 1 2
3 ′ −1 −
2
= = → = 3 = 3 = −
3
3
3 3 3
′
= 1 → = 0
′
Jadi, jika = − + , = − +
′
′
′
2
′
= 5 −
3
3
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