Wee Yun Han's answer to Tiarra's Secondary 3 A Maths Singapore question.
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Solve the 2 eqn:
4x-2y = 26
and
2x^2+xy-y^2 = 26
4x-2y = 26
and
2x^2+xy-y^2 = 26
Date Posted:
5 years ago
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