Tolong jawab sama caranya ya, terima kasih!

1/Rp= 1/3 + 1/6

1/Rp= 2/6

Rp/1= 6/2

Rp=3ohm

Rs=3+1

Rs=4Ohm

1/Rp=1/4+1/3

1/Rp=3/12+4/12

1/Rp=7/12

Rp=12/7

maaf kalau salah mohon dimaklumi terima kasih