问题
解答题
计算:(1+
|
答案
原式=(1+
)2002-2(1+3
)2000(1+3
+1)3
=(1+
)2002-(1+3
)2000(4+23
)3
=(1+
)2(1+3
)2000-(1+3
)2000(4+23
)3
=(4+2
)(1+3
)2000-(1+3
)2000(4+23
)3
=0.
计算:(1+
|
原式=(1+
)2002-2(1+3
)2000(1+3
+1)3
=(1+
)2002-(1+3
)2000(4+23
)3
=(1+
)2(1+3
)2000-(1+3
)2000(4+23
)3
=(4+2
)(1+3
)2000-(1+3
)2000(4+23
)3
=0.