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Problem 1. 1. II. I. 4. 2. 3. IV. 5. III. 7. 6. R I = 1 – (1-R 1 )(1-R 2 )(1-R 3 ) R II = R 1 * R 4 R III = 1 – (1-R 5 )(1-R 6 ) R IV = R III * R 7 R S = 1 – (1-R II )(1-R IV ).
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Problem 1 1 II I 4 2 3 IV 5 III 7 6 RI= 1 – (1-R1)(1-R2)(1-R3) RII = R1 * R4 RIII = 1 – (1-R5)(1-R6) RIV = RIII * R7 RS = 1 – (1-RII)(1-RIV)