Report copyright - · 2014-08-25 · p-x2 q-x2 = P2 q2 ∴q2 p-x2 =P2 q-x2 ∴pq2-x2q2=p2q-p2x2∴x2 p2-q2 =pqp-q [QUESCODE:42846] [ 0/1 Mark] Q.3 An alloy is to contain copper and zinc in the ratio
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