Tolong di jwb yg nomor 2-5

3. Rumus fungsi: f(x)= 2x+5
Domain={-1,0,1,2,3,4}
#f(-1)=2(-1)+5
=-2+5=3
#f(0)=2(0)+5
=0+5=5
#f(1)=2(1)+5
=2+5=7
#f(2)=2(2)+5
=4+5=9
#f(3)=2(3)+5
=6+5=11
#f(4)=2(4)+5
=8+5=13
Daerah hasil={3,5,7,9,11,13}
Maaf klo salah....

2.a(1,3,5,7)
   b(2,4,6)