$${ \left(4A-2B \right) }^{ 2 } ka,PRASAR,KIJIYA$$
$4JKPSYak\left(AIR\left(2A-B\right)\right)^{2}$
$$4JKPSYakA^{2}I^{2}R^{2}\left(2A-B\right)^{2}$$
$$-16BJKPSYakI^{2}R^{2}A^{3}+4JKPSYakA^{2}B^{2}I^{2}R^{2}+16JKPSYakI^{2}R^{2}A^{4}$$
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$4ak\left(2A-B\right)^{2},PS\left(AR\right)^{2},AJKYI^{2}$
