Question

guys please help me​

Answer 1

Step-by-step explanation:

AB = (2/1×3/2)× (1/3×0×1)

AB =3 × 0 ( because 2 is cancel 2 and 1 cancel 1)

AB= 0

so the (AB )^-1

(AB)^-1= 0

AB = 0 and (AB)^-1 =0

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