suatu fungsi di rumuskan dengan f(x)=ax+5.jika f(3)=-1.maka tentukan f(a)

f (3) = 3a + 5 = -1
<===> 3a = -1 - 5
<===> 3a = -6
<===> a = -2

Rumus fungsi f (x) = -2x + 5

f (a) = -2a + 5
<=> = -2.(-2) + 5
<=> = 4 + 5
<=> = 9

— Maaf bila ada kesalahan