Simplify each of the following products:(i) 12a-3b 3b+12a 14a2+9b2(ii) – InterviewSolution

InterviewSolution

1.	Simplify each of the following products:(i) 12a-3b 3b+12a 14a2+9b2(ii) m+n73 m-n7 (iii) x2-25 25-x2 - x2+2x(iv) x2+x-2 x2-x+2(v) x3-3x2-x x2-3x+1 (vi) 2x4-4x2+1 (2x4-4x2-1)
Answer» Simplify each of the following products: (i) $(\frac{1}{2} a - 3 b) (3 b + \frac{1}{2} a) (\frac{1}{4} a^{2} + 9 b^{2})$ (ii) ${(m + \frac{n}{7})}^{3} (m - \frac{n}{7})$ (iii) $(\frac{x}{2} - \frac{2}{5}) (\frac{2}{5} - \frac{x}{2}) - x^{2} + 2 x$ (iv) $(x^{2} + x - 2) (x^{2} - x + 2)$ (v) $(x^{3} - 3 x^{2} - x) (x^{2} - 3 x + 1)$ (vi) $(2 x^{4} - 4 x^{2} + 1) (2 x^{4} - 4 x^{2} - 1)$

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