If \[{{a}^{m+n}}={{a}^{mn}}.\]find the value of \[m(n-2)+n(m-2).\]

1.	If \[{{a}^{m+n}}={{a}^{mn}}.\]find the value of \[m(n-2)+n(m-2).\]
A.	1
B.	-1
C.	0
D.	½
Answer» D. ½

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If \[{{a}^{m+n}}={{a}^{mn}}.\]find the value of \[m(n-2)+n(m-2).\]

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