Question

solve it quickly please​

Answer 1

Answer:

1)9 ohm;2)15 ohm

Explanation:

1)R=r1+r2+r3

R=3+3+3

R=9 ohm

2)R=r1+r2+r3+r4

R=3+3+3+6

R=9+6

R=15 ohm

Answer 2

sorry I can't understand your question........