画出函数y=-3x-4的图象,并利用图像回答下列问题: (1)求当x=-2时y的值; (2)求使y=5时x的值;
(3)求方程-3x-4=0的解;(4)求不等式-3x-4≥0的解;(5)若y的取值范围是-1<y≤3,求x的取值范围。尽量给出图象,,必须有解题过程,,谢了。...
(3)求方程-3x-4=0的解;
(4)求不等式-3x-4≥0的解;
(5)若y的取值范围是-1<y≤3,求x的取值范围。
尽量给出图象,,必须有解题过程,,谢了。 展开
(4)求不等式-3x-4≥0的解;
(5)若y的取值范围是-1<y≤3,求x的取值范围。
尽量给出图象,,必须有解题过程,,谢了。 展开
2011-08-13
展开全部
1、2两问直接代入求解,3、4问移项、合并同类项、系数化为1,注意4中不等号的方向,5问,y是单减函数,具体解法好好看看书,这是一次函数中比较简单的问题
追问
简单你倒是告诉我怎么写啊,过程过程过程。
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
article complete story , three children by a bunch of garbage when faced with different description of mental activity ,ralph lauren paris, and finally draw their own conclusions : to sacrifice themselves for others services. Very profound meaning . Language fluency .
Narrative essay : a pile of garbage
class ,mbt chaussures paris, and flowers , Kobayashi and millet in the corridor that a pile of garbage. Flowers saw , I thought : This is more than the junk on the unsanitary ah. She went to her teacher. Kobayashi saw ,birkenstock paris, I thought : I should go back to class to take a broom , dustpan to go. So , he returned to class holding a broom , dustpan ready to clean up garbage. Millet holding the ball passing through here and saw the garbage , I thought : This is disgusting to push junk , who cares who love tubes go . Then he would bypass the garbage to go play ball . Kobayashi
I think the best ,christian louboutin france, because he can sacrifice himself for others services.
Comments :
More articles related to topics:
ed hardy paris omx lxqa zler
sac hermes birkin cmw srec iuxr
abercrombie paris nlf loah fhme
Narrative essay : a pile of garbage
class ,mbt chaussures paris, and flowers , Kobayashi and millet in the corridor that a pile of garbage. Flowers saw , I thought : This is more than the junk on the unsanitary ah. She went to her teacher. Kobayashi saw ,birkenstock paris, I thought : I should go back to class to take a broom , dustpan to go. So , he returned to class holding a broom , dustpan ready to clean up garbage. Millet holding the ball passing through here and saw the garbage , I thought : This is disgusting to push junk , who cares who love tubes go . Then he would bypass the garbage to go play ball . Kobayashi
I think the best ,christian louboutin france, because he can sacrifice himself for others services.
Comments :
More articles related to topics:
ed hardy paris omx lxqa zler
sac hermes birkin cmw srec iuxr
abercrombie paris nlf loah fhme
追问
我让你帮我解题,你给我发个故事干嘛。
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
被鄙视了吧!哈哈
追问
你是肿么个意思。
追答
么意思
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询