若m+1/m=3,则m+1/m= A.7 B.11 C.9 D.1

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若m+1/m=3,则m+1/m=A.7B.11C.9D.1若m+1/m=3,则m+1/m=A.7B.11C.9D.1若m+1/m=3,则m+1/m=A.7B.11C.9D.1D

若m+1/m=3,则m+1/m= A.7 B.11 C.9 D.1
若m+1/m=3,则m+1/m= A.7 B.11 C.9 D.1

若m+1/m=3,则m+1/m= A.7 B.11 C.9 D.1
D