Jika f(x)=3^x, maka f(x+3)–f(x–1)
Matematika
farizhaaudi
Pertanyaan
Jika f(x)=3^x, maka f(x+3)–f(x–1)
1 Jawaban
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1. Jawaban nabnabs
[tex]f(x+3)-f(x-1)=3^{x+3)-3^{x-1}[/tex]
[tex]=3^{x}*3^{3}-3^{x}*3^{-1}[/tex]
[tex]=27*3^{x}-\frac{1}{3}3^{x}[/tex]
[tex]=26\frac{2}{3}3^{x}[/tex]