Pls tell me the answer
Q. If x x 1 x = 3 2 1 2 . Find the value of x.

Dear Student,
We have,xx1x=3212Solving the determinant both sides,x2-x=6-2x2-x-4=0Solving the above quadratic equation by D-methodhere,D=b2-4ac = 12-4×1×-4 = 1+16=17Now,x=-b±D2ax=-1±172

Regards.

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