QUOTE(vick5821 @ Nov 6 2008, 07:06 PM)
ohoh..so GP always is divide?
depend on the case. substitution is also another way.This post has been edited by work_tgr: Nov 6 2008, 07:13 PM
SPM Thread 08/09 (V 3), SPM is coming soon..!!!! Final days..!!
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 Nov 6 2008, 07:13 PM
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#61
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This post has been edited by work_tgr: Nov 6 2008, 07:13 PM |
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Nov 7 2008, 10:32 AM
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#62
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QUOTE(MonsterJ9 @ Nov 7 2008, 10:22 AM) for maths,45 above is C or 50 above is C? Every year changes. SPM marking range is not the same at every year. Target for 80 and above. |
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Nov 7 2008, 02:59 PM
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#63
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QUOTE(vick5821 @ Nov 7 2008, 02:53 PM) how lo? p is the first number of the GPthen ... to find the sum, use formula with r<1 --- aiyoo ... holiday for you, just relax a bit. This post has been edited by work_tgr: Nov 7 2008, 02:59 PM |
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Nov 7 2008, 03:53 PM
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#64
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QUOTE(vick5821 @ Nov 7 2008, 03:01 PM) dunwan..i want to study all work with no play makes Jack a dull boy.  QUOTE(miccy @ Nov 7 2008, 03:17 PM) although i'm not good in add math its quite confusing here, i thought IamjustME use sum to infinity and u mistake p with q? opps .. my mistake. you r right. p = 20/(1-1/5) = 25 q is the first number of the gp btw vick5821, u r an spm student rite? QUOTE(vick5821 @ Nov 7 2008, 03:36 PM) guys..a ques more.. meaning for this AP,Find the sum of the first 10 alternative terms starting from 2nd term of the following sequence a) -10 , -8, -6, -4 pls list out the steps. a=-12 d=2 n=10 then .. find it out. |
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Nov 7 2008, 03:58 PM
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#65
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to make the sequence like below
-12,-10,-8,-6 because the question says it is starting from 2nd term, which referred to -10 |
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Nov 7 2008, 04:02 PM
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#66
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QUOTE(vick5821 @ Nov 7 2008, 04:01 PM) ya..so for that ques..the 2nd term suppose to be -8? no lah .. read again the question. 2nd term is -10 |
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Nov 7 2008, 04:05 PM
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#67
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QUOTE(vick5821 @ Nov 7 2008, 03:36 PM) guys..a ques more.. Find the sum of the first 10 alternative terms starting from 2nd term of the following sequence a) -10 , -8, -6, -4 pls list out the steps. so -10 is 2nd term. -- wait ... I think I am wrong. 2nd term is -8 --- then alternative, I don't understand. Added on November 7, 2008, 4:11 pma=-8 n=10 d=2 This post has been edited by work_tgr: Nov 7 2008, 04:11 PM |
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Nov 7 2008, 04:54 PM
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#68
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answer is what ? Let me guess the solution from answer as I don't know the meaning of "alternative".
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Nov 7 2008, 09:23 PM
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#69
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QUOTE(IamjustME @ Nov 7 2008, 09:08 PM) And no more breaks for SPM candidates. They still spam here and perhaps they already finished revision with full confidence ! RAWR  |
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Nov 7 2008, 10:05 PM
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#70
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QUOTE(vick5821 @ Nov 7 2008, 09:51 PM) why nid take break..now i study for fun..the subject are fun Fun ? You are a special case. I remember my time when studied Add Math, I threw it into dustbin and NEVER get A even in SPM. -- But, don't follow me lah. I was lazy and bad example (even in university).  |
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Nov 7 2008, 10:13 PM
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#71
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QUOTE(tonnect91 @ Nov 7 2008, 10:11 PM) If I can choose I rather choose Chinese history. Its better than sejarah Watching movie/ play games is also like doing revision, like sang guo.   |
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Nov 7 2008, 10:57 PM
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#72
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dota semua .. esok sambung study.
haha .. btw, when you study too much, it's always better to take some break to release stress. |
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Nov 8 2008, 10:59 AM
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#73
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C gua
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Nov 8 2008, 11:02 AM
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#74
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that two salt add together and you will get calcium carbonate + soldium nitrate. the white thing is calcium carbonate.
acid has reaction with carbonate .. so C |
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Nov 8 2008, 11:09 AM
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#75
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QUOTE(vick5821 @ Nov 8 2008, 11:07 AM) why no chemical reaction leh? Maybe got lah ... but spm mah ... not so detail. -- |
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Nov 8 2008, 11:14 AM
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#76
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QUOTE(vick5821 @ Nov 8 2008, 11:13 AM) i know..acid + carbonate = salt + CO2 + water prob solved |
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Nov 8 2008, 10:16 PM
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#77
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D gua
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Nov 8 2008, 10:19 PM
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#78
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it says BaCO3 can be dissolved and not mention about what will happen next
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Nov 8 2008, 10:23 PM
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#79
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QUOTE(vick5821 @ Nov 8 2008, 10:15 PM) here's a chem ques..Reaction between barium chloride soution and potasium carbonate solution produced an insoluble salt. The salt produced can be dissolaved by adding? That salt produced is referred to BaCO3, right ?A. Mmmonia hydroxide solution B. Sodium chloride solution C. Ammonia aqueous D. sulphuric acid how wor? |
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Nov 8 2008, 10:29 PM
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#80
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the answer is what ?
from what I understand, that question is asking which one can dissolve BaCO3 |
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