不等式 (x+4)(x+3)x2−5x+4<0 的解集为_1．_刷题宝

题干

不等式

(
x
+
4
)
(
x
+
3
)
x
2
−
5
x
+
4

<0 的解集为____．

上一题下一题 0.0难度选择题更新时间:2019-10-22 11:00:06

答案(点此获取答案解析）

（﹣4，﹣3）∪（1，4）

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Bike Rentals (租赁)

Welcome to Arcadian Shop. We offer different kinds of bikes that can be rented.

Places	Place 1: Zoo Station We are directly at the Zoo train station, facing the parking area. You'll find us just past the main entrances(人口) opposite the Zoo entrance. Place 2: Alexanderplatz We're right under the TV tower. If you're facing the entrance of the Tower, walk to your right around the corner.
Open Hours	9 : 30—18 : 00
Rental Prices	1/2 Day	$7
	One Day	$12
	2^relDay	$10
Deliveries	If you live near our shop and you don't have time to rent bikes from our shop in person，we can send one to your home. The delivery fee(传送费用) is $8 for each bike. We also offer some deliveries outside of our normal delivery area. But you need to pay more for the deliveries.
Please call 650-968-3575 for bike rentals.

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