jika f(x)=0,2(1/5)^x,tentukan nilai f(-3)
Matematika
meyoDe
Pertanyaan
jika f(x)=0,2(1/5)^x,tentukan nilai f(-3)
1 Jawaban
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1. Jawaban RinJue30
f(x)=0,2(1/5)^x
f(x) = 2/10 (1/5)^x
f(-3) = 2/10 ( 1/5)-³
f(-3) = 2/10 (1-³/5-³)
f(-3) = 2/10 (5³/1³)
f(-3) = 1/5 (125)
f(-3) = 25