1.

Evaluate the determinants. ∣∣∣cosθ−sinθsinθcosθ∣∣∣ ∣∣∣x2−x+1x−1x+1x+1∣∣∣

Answer»

Evaluate the determinants.

cosθsinθsinθcosθ

x2x+1x1x+1x+1



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