sin square 30 degree + 4 cos square 45 degree minus 6 square 60 degree is equal to
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minus ke bad 6 nhi hoga plz check your question than I can help you .
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Step-by-step explanation:
sin^2 30 + 40cos ^2 45-sin ^2 60
=(1/2)^2+ 4×(1/2)^2-(√3/2)^2
=1/4+2-3/4
=1+8-3/4
=9-3/4
=3/2
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