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    Partial Sums of an Ap Series Help! Harder questions..

    Hi people, hope you are able to help me out. It will be much appriciated thank you. .:dog: Hope its practice 13. The sum of 12 terms of an arithmetic series is 186 and the 20th term is 83. Find the sum of 40 terms. 14. How many terms of the series 2 0 + 18 + 16 +… give a sum of 104? 15. The...
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    Intergration Question

    Hi everyone. Just wondering if anyone can answer this question... ok this is the exact phrase: Find the area bounded by the curve x^2 -x-2, the x-axis and the lines x=1, x=3. The answer is 3 units squared Thanx(solved) EDIT- New Question Hi i was wondering how u can change y=(x+3)^2 to the...
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    Cosi For 2010 HSC

    Hello Everyone. I was hoping that anyone out there can send notes about Cosi. I dont think this text is widely studied, which is unforunate. Agian anyone out there please send in notes in this thread so we all can share ur wonderful knowledge about Cosi ^^ Thanx Sloveni
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