Question

i) To find the value of determinant, fill in the blanks

Soln :

3 1

D = = [ x (-3)] - [ 2 x ] = [ 2]​

Answer 1

Answer:

$(x - 3) - 2x = 2 \\ x - 3 - 2x = 2 \\ - 2x + x = 2 + 3 \\ - x = 5 \\ x = - 5$

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