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Find the AtimesB, AtimesB, and BtimesA. ...

Find the `AtimesB, AtimesB, and BtimesA.
A={2, -2, 3} and B={1, -4}.

Text Solution

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The correct Answer is:
`AtimesB={(2, 1), (2, -4), (-2, 1), (-2, -4), (3, 1), (3, -4)}`
`AtimesA={(2, 2), (2, -2), (2, 3), (-2, 2), (-2, -2), (-2, 3), (3, 2), (3, -2), (3, 3)}`
`BtimesA={(1, 2), (1, -2), (1, 3), (-4, 2), (-4, -2), (-4, 3)}`
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