2.Suatu fungsi dinyatakan dengan rumus f(x) = 5x-2,x€R ,maka f(1) - f (-3) =
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Pertanyaan
2.Suatu fungsi dinyatakan dengan rumus f(x) = 5x-2,x€R ,maka f(1) - f (-3) =
2 Jawaban
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1. Jawaban stephaniechu94
=== JAWAB ===
f(x) = 5x - 2
f(1) = 5(1) -2
f(1) = 5 - 2
f(1) = 3
f(-3) = 5(-3) - 2
f(-3) = -15 - 2
f(-3) = -17
f(1) - f(-3) = 3 - (-17 ) = 3 + 17 = 20 -
2. Jawaban AiHaibaraa
f(x) = 5x - 2
f(1) = 5.1 - 2 = 3
f(-3) = 5.-3 - 2 = -17
Maka,
f(1) - f(-3) = 3 - (-17) = 20