解答
f(x)=(3x2−5)(4x5−7x3)
解答
Domain:−∞<x<∞
Range:−∞<f(x)<∞
X截距:(0,0),(−27,0),(27,0),(−35,0),(35,0),Y截距:(0,0)
Asymptotes:无
ExtremePoints:极大值−242205+6745,268842(6745−75)(205+6745)23+79027242(75−6745)(205+6745)25,极小值−242205−6745,268842(−75−6745)(205−6745)23+79027242(75+6745)(205−6745)25,鞍点(0,0),极大值242205−6745,268842(75+6745)(205−6745)23+79027242(−75−6745)(205−6745)25,极小值242205+6745,268842(75−6745)(205+6745)23+79027242(6745−75)(205+6745)25
+1
间隔符号
Domain:(−∞,∞)
Range:(−∞,∞)
求解步骤
(3x2−5)(4x5−7x3)的定义域 :−∞<x<∞
(3x2−5)(4x5−7x3)的值域:−∞<f(x)<∞
(3x2−5)(4x5−7x3)的轴截距点:X 截距:(0,0),(−27,0),(27,0),(−35,0),(35,0),Y 截距:(0,0)
(3x2−5)(4x5−7x3)的渐近线:无
(3x2−5)(4x5−7x3)的极值点:极大值−242205+6745,268842(6745−75)(205+6745)23+79027242(75−6745)(205+6745)25,极小值−242205−6745,268842(−75−6745)(205−6745)23+79027242(75+6745)(205−6745)25,鞍点(0,0),极大值242205−6745,268842(75+6745)(205−6745)23+79027242(−75−6745)(205−6745)25,极小值242205+6745,268842(75−6745)(205+6745)23+79027242(6745−75)(205+6745)25