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c1 edexcel exams 11th january 2011

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elemis:

--- Quote from: blackberry on January 11, 2011, 04:12:56 pm ---how??? the whole fraction shud be negative shudnt it?? thats what my teacher told me and i was solving this other past paper and it showed that the denominator is negative in the mark scheme.......  ??? ???

--- End quote ---

If I remember correctly the gradient was -2/3

blackberry:

--- Quote from: Ari Ben Canaan on January 11, 2011, 04:25:32 pm ---If I remember correctly the gradient was -2/3

--- End quote ---

dude how can the nominator and denominator be different??

saadmannan:

--- Quote from: blackberry on January 11, 2011, 04:12:56 pm ---how??? the whole fraction shud be negative shudnt it?? thats what my teacher told me and i was solving this other past paper and it showed that the denominator is negative in the mark scheme.......  ??? ???

--- End quote ---

@Ari yes u are correct the gradient was -2/3
@blackberry if both the denominator and numerator are negative the fraction would become positive -2/-3= 2/3

blackberry:
noooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo i lost 2 marks!!!!!!!!!!!!!!

elemis:
Markscheme : https://studentforums.biz/pastpapers/2011-c1-and-c2-edexcel-markschemes-%28unofficial%29/

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