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3tan² 45° - sin² 60 - cot 30 + sec² 45°​
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3tan² 45° - sin² 60 - cot 30 + sec² 45°​

User Top Sekret
by
8.6k points

1 Answer

5 votes

Answer:


4.25-√(3).

Explanation:

1) tan45=1; sin60=√3/2; cot30=√3; sec45=√2, then

2) 3-0.75-√3+2=4.25-√3 (it is ≈2.5179492).

User Ankur Patel
by
7.9k points
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