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Shiven from Udgam, Ahmedabad
Subject :IMO    Class : Class 8

One of the factors of (p + q)2 – (a – b)2 + p + q – a + b is

A (p + q + a + b)
B (p + q – a + b)
C (p – q + a – b)
D (p – q + a + b)


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