gurungchhesira gurungchhesira

31-05-2022
Mathematics

contestada

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

Respuesta :

evgeniylevi evgeniylevi

31-05-2022

Answer:

[tex]4.25-\sqrt{3}.[/tex]

Step-by-step 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).

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