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S2 Mathematics

Question post on Tue, 11/10/2016 10:35pm

Ps help. Many tks and God Bless:)

Given that p+2q=-2 and p-2q=18, find the value of p²+4q²

jieheng · Answer 1 · Post on Tue, 11/10/2016 11:39pm

jieheng · Answer 2 · Post on Tue, 11/10/2016 11:39pm

jieheng

Post on Tue, 11/10/2016 11:39pm

SOS mum · Answer 3 · Post on Wed, 12/10/2016 12:16am

SOS mum Post on Wed, 12/10/2016 12:16am

Thank you very much, JieHeng