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子爵府
積分: 13569
洋房
積分: 54
cwk168 發表於 23-5-1 21:43 D
healtheworld 發表於 23-5-1 21:56 How do you know center is (-2,3)?
healtheworld 發表於 23-5-1 21:59 Can you explain why is the equation of L y-4=2(x+4)?
瑪瑙宮
積分: 132444
healtheworld 發表於 23-5-1 21:23 (emoji)(emoji)
tkop 發表於 23-5-1 22:26 which form maths?
cwk168 發表於 23-5-1 22:29 dse
翡翠宮
積分: 91512
cwk168 發表於 23-5-1 22:22 by formula (D/-2,E/-2)
tkop 發表於 23-5-1 22:23 (x-a)^2+(y-b)^2=r^2 -2a=4 -2b=-6
珍珠宮
積分: 40355
healtheworld 發表於 23-5-1 23:07 Do you mind explaining this(emoji)
BKFinder 發表於 23-5-1 23:15 叫你仔女找啦,已幾乎 100% answer given, 再咁佢原地不會進步,呢d教科書 example一定已有教及解釋每個 s ...
healtheworld 發表於 23-5-1 23:21 they learnt this a year ago, unfortunately they had forgotten and the book is not in their hands, t ...
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BKFinder 發表於 23-5-1 23:25 你不用 duck feed全部每個step 比佢, 你比2樓份野佢其實已過多,仲想比到百分百咁會害左佢。唔好再替佢做 ...
healtheworld 發表於 23-5-1 23:06 What is D and E? Do I need to use the equation of the circle
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