Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 發問中
Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 發問中
拋物線解題
Jun 27th 2013, 07:07
1.求兩焦點(0﹐1)及(8﹐1),長軸長為10之橢圓方程式。
2.求到兩定點(0﹐4)﹐(0﹐-4)距離和為10之圖形方程式。
3.求橢圓兩頂點為(3﹐3)﹐(3﹐-7)且短軸長為8之方程式。
4.求下列各雙曲線之中心、焦點、頂點、貫軸長、共軛軸長、正焦弦長
及漸近線方程式。
(1) 9x2–4y2=36。
(2) 9(y+3)2–16 (x–4)2=144。
(3) 9x2–4y2+18x+4y–41=0。
(4) 4x2–16y2+4x+16y+1=0。
5.兩頂點(0﹐2)與(0﹐-2),焦點(0﹐3)之雙曲線方程式。
6.二頂點為(-2﹐-4)與(-2﹐8)共軛軸長為10的雙曲線方程式。
7.以x+y-2=0與x-y-3=0為漸近線,且過(5﹐1)的雙曲線方程式。
8.跟兩定點(6﹐13)與(6﹐-13)距離差的絕對值恆24,則所有點的所成的圖形方程式為何?
9.求圓心(3﹐1)、半徑為4之圓方程式。
10.試求以A(-1﹐2)﹐B(7﹐8)為直徑端點之圓方程式。

PS.[X2]=X的2次方
[y2]=y的2次方

This entry passed through the Full-Text RSS service — if this is your content and you're reading it on someone else's site, please read the FAQ at fivefilters.org/content-only/faq.php#publishers. Five Filters recommends: 'You Say What You Like, Because They Like What You Say' - http://www.medialens.org/index.php/alerts/alert-archive/alerts-2013/731-you-say-what-you-like-because-they-like-what-you-say.html

You are receiving this email because you subscribed to this feed at blogtrottr.com.

If you no longer wish to receive these emails, you can unsubscribe from this feed, or manage all your subscriptions

candycrushsaga3 發表在 痞客邦 留言(0) 人氣()

批踢踢實業坊 car 板
[問題] 是不是去原廠保養比較好?!
Jun 27th 2013, 10:52

作者W12 (=斷水流大師兄=)

看板car

標題[問題] 是不是去原廠保養比較好?!

時間Thu Jun 27 10:52:07 2013

小弟之前買了台小鴨 現在已經要做第一次保養了~ 本身家裡是做汽車維修的 老爸是說就直接在家裡保養就好~ 是比較便宜 但缺點是沒有保養的紀錄~ 去原廠 是比較貴一些 而且有保養紀錄~ 小弟是考量到 應該會在五年左右換車~ 怕跟買家說我都在家裡保養 好像缺了些可信度!! 那是不是都去原廠比較好呢?! 謝謝!! -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 36.231.233.209

tsctao:五千再家裡處理,滿萬回原廠,然後單據都留一下 06/27 10:55

This entry passed through the Full-Text RSS service — if this is your content and you're reading it on someone else's site, please read the FAQ at fivefilters.org/content-only/faq.php#publishers. Five Filters recommends: 'You Say What You Like, Because They Like What You Say' - http://www.medialens.org/index.php/alerts/alert-archive/alerts-2013/731-you-say-what-you-like-because-they-like-what-you-say.html

You are receiving this email because you subscribed to this feed at blogtrottr.com.

If you no longer wish to receive these emails, you can unsubscribe from this feed, or manage all your subscriptions

candycrushsaga3 發表在 痞客邦 留言(0) 人氣()

Changes are afoot at Blogtrottr!
By popular request, we're bringing in paid plans with some cool new features (and more on the way). You can read all about it in our blog post.
Yahoo!奇摩股市 - 台股盤勢
Yahoo!奇摩股市
《證交所》勝悅新材料申請股票第一上市
Jun 28th 2013, 08:11

《證交所》勝悅新材料申請股票第一上市
2013/06/28 16:11 時報資訊

【時報記者莊丙農台北報導】勝悅新材料(Victory New Materials Limited Company)(1340)今天向臺灣證券交易所遞件申請股票第一上市,為今年第5家外國企業向臺灣證券交易所申請股票第一上市公司。

勝悅新材料為高分子材料研發廠商,註冊於英屬開曼群島,主要產品為鞋底材料,生產基地位於中國福建省晉江市,是少數具備上游材料研發能力廠商,除成功開發一次雙色雙密度產品,並已量產出貨外,2013年3月亦取得可分解EVA材料專利,未來可望成為公司另一成長動力,目前產品主要銷售給喬丹、安踏、特步、Reebok、Merrell等國內、外知名運動品牌。

該公司2012年度經會計師查核之擬制合併財務報告營業收入為新台幣21.1億元,合併稅後盈餘為5.24億元,每股盈餘為8.82元;2013年第1季經會計師核閱之合併營收為5.19億元,合併稅後盈餘為1.34億元,每股盈餘為2.18元。

This entry passed through the Full-Text RSS service — if this is your content and you're reading it on someone else's site, please read the FAQ at fivefilters.org/content-only/faq.php#publishers. Five Filters recommends: 'You Say What You Like, Because They Like What You Say' - http://www.medialens.org/index.php/alerts/alert-archive/alerts-2013/731-you-say-what-you-like-because-they-like-what-you-say.html

You are receiving this email because you subscribed to this feed at blogtrottr.com.

If you no longer wish to receive these emails, you can unsubscribe from this feed, or manage all your subscriptions

candycrushsaga3 發表在 痞客邦 留言(0) 人氣()