2. Polynomials
easy

યોગ્ય નિત્યસમનો ઉપયોગ કરીને નીચેના ગુણાકાર મેળવો : $\left(y^{2}+\frac{3}{2}\right)\left(y^{2}-\frac{3}{2}\right)$

Option A
Option B
Option C
Option D

Solution

$(a+b)(a-b)= a^{2}-b^{2} $

$\left(y^{2}+\frac{3}{2}\right)\left(y^{2}-\frac{3}{2}\right) =\left[y^{2}\right]^{2}-\left[\frac{3}{2}\right]^{2}$

$=y^{4}-\frac{9}{4}$

Standard 9
Mathematics

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