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Maths Formulas (a + b)(a – b) = a2 – b2 (a + b + c)2 = a2 + b2 + c2 + 2(ab + bc + ca) (a ± b)2 = a2 + b2± 2ab (a + b + Read More …
Maths Formulas (a + b)(a – b) = a2 – b2 (a + b + c)2 = a2 + b2 + c2 + 2(ab + bc + ca) (a ± b)2 = a2 + b2± 2ab (a + b + Read More …