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2. Polynomials
easy
અવયવ પાડો : $\frac{25}{4} x^{2}-\frac{y^{2}}{9}$
Option A
Option B
Option C
Option D
Solution
$\frac{25}{4} x^{2}-\frac{y^{2}}{9}=\left(\frac{5}{2} x\right)^{2}-\left(\frac{y}{3}\right)^{2}$
હવે નિત્યસમ $III$ સાથે સરખાવતાં,
$\frac{25}{4} x^{2}-\frac{y^{2}}{9}=\left(\frac{5}{2} x\right)^{2}-\left(\frac{y}{3}\right)^{2}=\left(\frac{5}{2} x+\frac{y}{3}\right)\left(\frac{5}{2} x-\frac{y}{3}\right)$
Standard 9
Mathematics