2tan square 45+cos square 30-sin square 60
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1
2×1²+(√3/2)²-(√3/2)=
2 is the answer
2 is the answer
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hii
2tan²45+cos²30-sin²60
2×1+3/4 - 3/4
2+3/4-3/4
2
2tan²45+cos²30-sin²60
2×1+3/4 - 3/4
2+3/4-3/4
2
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