Mathematics, 26.02.2021 20:40 markell42
The operation *is defined over the set of ordered pairs by (a, b)*(c, d). Determine whether or not this operation is commutative. Find the identity element for *. Given that the inverse of (a, b) is (c, d) find an expression for c and d in terms of a and b. Hence find the inverse of (2,1)
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The operation *is defined over the set of ordered pairs by (a, b)*(c, d). Determine whether or not t...
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