{(sin222º+sin268º)(cos222º+cos268º)+sin263º+cos63ºsin27º}=?
0
3
1
2
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Given expression =sin222º+sin2(90º−22º)cos222º+cos2(90º−22º)+sin263º+cos63ºsin(90º−63º)
=sin222º+cos222ºcos222º+sin222º+sin263º+cos263º=11+1=1+1=2