(3X^2+2X+2)/(X^2+X+1)＞K.(K属于N*)求K的值如题_数学解答

(3X^2+2X+2)/(X^2+X+1)＞K.(K属于N*)求K的值
如题

人气：202 ℃　时间：2020-05-31 04:01:39

解答

(3X^2+2X+2)/(X^2+X+1)
=(X^2+2X^2+2X+2)/(X^2+X+1)
=2 + XX/(XX+X+1)
=2 + 1/(1/XX + 1/X + 1)
=2 + 1/((1/X + 1/2)^2 + 3/4)
=>
2