Let a = {x, y, z}, b = {y, z, w}, c = {y, z, v}. which of following is correct?
a)
(a ?...
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Mathematics, 18.07.2019 18:30 jenisimonsow6ddf
Let a = {x, y, z}, b = {y, z, w}, c = {y, z, v}. which of following is correct?
a)
(a ? b) ? ( a ? c) = a ? (b ? c)
b)
(a ? b) ? (a ? c) = {y, z}
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Answers: 1
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