Page 14 - Bahan Ajar

2
2 Diketahui fungsi ( ) = 2 – 3 + 1.
i. Substitusi nilai = 2 ke fungsi ( ) = 2 – 3 + 1.
2
2
Sehingga ( ) = 2 – 3 + 1.
2
(2)= 2 – 3 + 1
= 8 – 6 + 1 = 3

i. Substitusi nilai = -3 ke fungsi ( ),

Sehingga ( ) = 2 – 3 + 1
2

(-3)= 2(-3) – 3(-3) + 1 = 18 + 9 + 1 = 28
2

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