Diketehui f(x) = –2 + 7 dan f(k) = 17, maka nilai k adalah?
Matematika
Rifky987
Pertanyaan
Diketehui f(x) = –2 + 7 dan f(k) = 17, maka nilai k adalah?
1 Jawaban
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1. Jawaban Anonyme
Fungsi
f(x) = -2x + 7
f(k) = 17
-2k + 7 = 17
-2k = 17 - 7
k = 10/-2
k = -5 ✔