7. Solve the given linear system by Cramer's Rule. 2x+3у+7z-2 а) -2х х-у+ 23-1 b) 2х+ у-3z38 х-2у+3z3-5 - 4z=0 X+ 2 y+ 4z= 0

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A: This question is related to Triangles, we will solve it using given information.

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A: Here we will find the correct option for geometric sequence,

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