2 ×tansquare45° + cossquare30° -sin square 60°

1.	2 ×tansquare45° + cossquare30° -sin square 60°
Answer» What is answer tan 45 = 1 cos30= √ 3/2 sin 60 = √ 3/22 tan245 + cos230 - sin2 60= 2(1) + (√ 3/2)2 - (√ 3/2)2= 2 + 3/4 - 3/4= 2

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