Find 4/3tan^2 30degree + sin^2 60degree - 3cos^2 60degree + 3/4tan^2 20degree - 2tan^0 45degree

Find 4/3tan^2 30degree + sin^2 60degree - 3cos^2 60degree + 3/4tan^2 2

1.	Find 4/3tan^2 30degree + sin^2 60degree - 3cos^2 60degree + 3/4tan^2 20degree - 2tan^0 45degree
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