Question

2 tan square 45° + cos square 30° _ sin square 60°

Answer 1

Answer:

2(1)^2+(√3/2)^2-(√3/2)^2

2+3/4-3/4

2.

Answer 2

Answer:

2tan^2 45°+cos^2 30° -sin^2 60°

tan45°=1

cos30°=root3/2

sin60°=root3/2

so by using this put in questions

2×(1)^2+(root3/2)^2-(root3/2)^2

2+(3/4)-(3/4)

2

i hope it helps you

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