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    Cambridge Prelim MX1 Textbook Marathon/Q&A

    Re: Year 11 Mathematics 3 Unit Cambridge Question & Answer Thread Has anyone done 8I Q7 a) (p+q+x)(pq+px+qx)-pqx=(p+q)(p+x)(q+x) and the rest b,c,d do they want me to expand everything or is there an easier way? thankyou :)
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