配套习题- 一次函数与方程、不等式的结合 -【青果学院】

挑战习题

1/5单选题

难度：

1.一次函数y=kx+b（k，b为常数，且k≠0）的图象如图所示，根据图象信息可求得关于x的方程kx+b=0的解为（　　）

A	x=-1
B	x=2
C	x=0
D	x=3

提示1：: 5YWI5qC55o2u5LiA5qyh5Ye95pWweT1reCti6L+H77yIMu+8jDPvvInvvIzvvIgw77yMMe+8ieeCue+8jOaxguWHuuS4gOasoeWHveaVsOeahOino+aekOW8j++8jOWGjeaxguWHuuS4gOasoeWHveaVsHk9eCsx55qE5Zu+6LGh5LiOeOi9tOeahOS6pOeCueWdkOagh++8jOWNs+WPr+axguWHuuetlOahiO+8jg==

正确答案：Qg==

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2/5单选题

难度：

2.直线l₁：y=k₁x+b与直线l₂：y=k₂x在同一平面直角坐标系中的图象如图所示，则关于x的不等式k₂x＜k₁x+b的解集为（）

A	x＜-1
B	x＞-1
C	x＞2
D	x＜2

提示1：: 55Sx5Zu+6LGh5Y+v5Lul55+l6YGT77yM5b2TeD0tMeaXtu+8jOS4pOS4quWHveaVsOeahOWHveaVsOWAvOaYr+ebuOetieeahO+8jOWGjeagueaNruWHveaVsOeahOWinuWHj+aAp+WPr+S7peWIpOaWreWHuuS4jeetieW8j2s8c3ViPjI8L3N1Yj5477ycazxzdWI+MTwvc3ViPngrYuino+mbhu+8jg==

正确答案：Qg==

6Kej77ya5Lik5p2h55u057q/55qE5Lqk54K55Z2Q5qCH5Li677yILTHvvIwy77yJ77yM5LiU5b2TeO+8ni0x5pe277yM55u057q/bDxzdWI+Mjwvc3ViPuWcqOebtOe6v2w8c3ViPjE8L3N1Yj7nmoTkuIvmlrnvvIzmlYXkuI3nrYnlvI9rPHN1Yj4yPC9zdWI+eO+8nGs8c3ViPjE8L3N1Yj54K2LnmoTop6Ppm4bkuLp477yeLTHvvI48YnI+5pWF6YCJQu+8jg==

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3/5单选题

难度：

3.在同一平面直角坐标系内，若直线y=3x-1与直线y=x-k的交点在第四象限，则k的取值范围是( )

A	k＜
B
C	k＞1
D	k＞1或k＜

提示1：: 5YWI6Kej5YWz5LqOeO+8jHnnmoTmlrnnqIvnu4Q8aW1nIHdpZHRoPTYxIGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzkxL0MyL3JCQUNKMVdiaW1fQjQwMGRBQUFDVGVjWXVqTTIxOC5wbmciPu+8jOW+l+WIsOeUqGvooajnpLp477yMeeeahOS7o+aVsOW8j++8jOeUseS6juS6pOeCueWcqOesrOWbm+ixoemZkOWImeW+l+WIsOS4jeetieW8j+e7hDxpbWcgd2lkdGg9NDkgaGVpZ2h0PTYyIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvQzcvOUQvckJBQ0UxV2JpbV9Cdm1XNEFBQUN0bG5QZzAwNzU3LnBuZyI+77yM5rGC6Kej5Y2z5Y+v77yO

正确答案：Qg==

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4/5单选题

难度：

函数y₁=x+1与y₂=ax+b（a≠0）的图象如图所示，这两个函数图象的交点在y轴上，y₂ 与x轴的交点为（2,0）那么使y₁，y₂的值都大于零的x的取值范围是（）

A	x＞-1
B	x＞2
C	x＜2
D	-1＜x＜2

提示1：: PHA+5YWI5pyJ5Lik5Ye95pWw55qE5Zu+6LGh5LiOeOi9tOeahOS6pOeCueaxguWHuuWHveaVsOWbvuixoeWcqHjovbTkuIrmlrnml7Z455qE5Y+W5YC86IyD5Zu077yM5YaN55Sx5Zu+6LGh5LiOeei9tOeahOS6pOeCueaJvuWHuuS4pOWbvuixoeWQjOaXtuWcqHjovbTkuIrmlrnml7Z455qE5Y+W5YC86IyD5Zu05Y2z5Y+v77yOPC9wPg==

正确答案：RA==

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5/5单选题

难度：

同一平面直角坐标系中，一次函数y=k₁x+b的图象与一次函数y=k₂x的图象如图所示，则关于x的方程k₁x+b=k₂x的解为（　　）

A	x=0
B	x=-1
C	x=-2
D	x=1

提示1：: PHA+5qC55o2u5Ye95pWw5Zu+6LGh5Lqk54K555qE5qiq5Z2Q5qCH5piv5YWz5LqOeOeahOaWueeoi+eahOino++8jOWPr+W+l+etlOahiO+8jjxicj48L3A+

正确答案：Qg==

PHA+6Kej77ya55Sx5Ye95pWw5Zu+6LGh77yM5b6X5Lik55u057q/55qE5Lqk54K55Z2Q5qCH5piv77yILTHvvIwtMu+8ie+8jDxicj5rPHN1Yj4xPC9zdWI+eCtiPWs8c3ViPjI8L3N1Yj5455qE6Kej5Li6eD0tMe+8jDxicj7mlYXpgInvvJpC77yOPGJyPjwvcD4=

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