Toán Lớp 9: A=căn 2 +căn 3 +căn 6 +căn 8 +căn 4 /căn 2 +căn 3 +căn 4
B=(3-căn 5).căn( 3+can5)+(3+căn 5).căn( 3-can5)
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Toán Lớp 9: A=căn 2 +căn 3 +căn 6 +căn 8 +căn 4 /căn 2 +căn 3 +căn 4
B=(3-căn 5).căn( 3+can5)+(3+căn 5).căn( 3-can5)
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