diketahui fungsi f(x) = 6-5x. jika nilai f(a) =16. maka a =????
Matematika
terserah50
Pertanyaan
diketahui fungsi f(x) = 6-5x. jika nilai f(a) =16. maka a =????
2 Jawaban
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1. Jawaban zakipelajar
f(x)=6-5x
f(a)=16
f(a)=6-5x
16=6-5x
10=-5x
-2=x
a=-2 -
2. Jawaban novapratiwi19
F(x) = f(a)
6-5a = 16 ( x >> a )
6-16 = 5a
-10 = 5a
a = -10/5
a = -2