Question by Quoc Tran Anh Le - Discuss with MathYouLike

Quoc Tran Anh Le Coordinator

19/08/2018 at 11:16

If A * B * C = 1 and B * C * D = 0, then:
a. A is less than 1
b. B is less than 1
c. C = 1
d. D = 0
e. A = 0

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Alice Clara 23/08/2018 at 03:45

We have A*B*C=1 so B*C can not equal 0 but B*C*D=0 so D=0
Lê Anh Duy 22/08/2018 at 15:25

Sorry D = 0

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