In Fig. 7-23, a. what is the equivalent resistance of R2 and R3 in parallel across...

In Fig. 7-23,

a. what is the equivalent resistance of R₂ and R₃ in parallel across points A and B?

b. what is the total resistance, R_T , of the circuit?

c. what is the total current, I_T , in the circuit?

d. how much voltage exists across points A and B?

e. how much voltage is dropped across R₁?

f. solve for I₂ and I₃.

g. how much current flows into point B and away from point A?