1.

If Δ=∣∣∣∣xax+ayby+bzcz+c∣∣∣∣, then which of the following is not correct?

Answer»

If Δ=∣∣
∣
∣
xax+ayby+bzcz+c∣∣
∣
∣
,
then which of the following is not correct?



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