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    Preliminary and HSC materials

    Hi all, I have the following for sale. Please take these off my hands. Prices are as follows or $70 for all. - Tess of the D’Urbervilles by Thomas Hardy $10 - Away by Michael Gow $5 - The Crucible by Arthur Miller $10 - Educating Rita by Willy Russell $5 - Withering Heights by Emily Bronte...
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    Differentiate this

    r is a constant?
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    Differentiate this

    y= e^px + e^-qx / r using quotient rule y'= (pe^px - qe^-qx)r / r.r therefore y' = pe^px - qe^-qx / r
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    Being shortsighted....how worse can it get??

    hey i two questions; 1) should i study at night with my contacts on? 2) should i use the lamp on my desk when studying at night? if so should it be directly shining on my work? thanks :)
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    yes i need motivation and im stressed :)

    yes i need motivation and im stressed :)
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    maths help

    Ezzat invests $50 000 in an account which earns 8% interest, compounded annually. he intends to withdraw $M and the end of each year, immediately after the interest has been paid. He wishes to be able to do this for exactly 20 years, so that the account will then be empty. b)iv) Suppose Ezzat...
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    maths help

    hsc paper 1993, question 8. b (iv) i don't like the solution from success one thanks.
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    Extension 1 eng

    i need some recommendations on some good texts which relates to "Outsider". thanks :)
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