Jia Sheng's answer to raida's Secondary 3 A Maths Singapore question.
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Here you go!
Use this formula:
a^3 - b^3 = (a - b)(a^2 + ab + b^2)
Use this formula:
a^3 - b^3 = (a - b)(a^2 + ab + b^2)
Date Posted:
3 years ago
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