Which of the following is value of c.d. for 3, -1/2, -4,
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Answer:
–bc+cd–da
The value of ab–bc+cd–da is calculated as shown below,
ab–bc+cd–da=3∗0–0∗2+2∗1–1∗3
On further calculation, we get
=0–0+2–3
=2–3
=−1.
Therefore, ab–bc+cd–da=−1.
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