6) Find the area of the triangle determined by the points P(-3, 6, -4), Q(1, 9, 2), and R(6, 2, -9).

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Q: (x) X

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A: Please see the below steps for detailed solution.Explanation:Step 1: Given −7x+7y−z=20 and…

Q: Please don't provide handwritten solution ....

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Q: (2) n=1 n²-2√n +1 1-n-3n²

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