题目内容
若
=10
,则n=_______________.
=10,则n=_______________.8
=10,2n(2n-1)(2n-2)=10n(n-1)(n-2),化简解得n=8.应填8.
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=10,2n(2n-1)(2n-2)=10n(n-1)(n-2),化简解得n=8.应填8.题目内容
=10,则n=_______________.=10,2n(2n-1)(2n-2)=10n(n-1)(n-2),化简解得n=8.应填8.
+2
,则n的值为( )