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kristieL50
29.01.2020 •
Mathematics
Which expressions can be used to find m∠bac? check all that apply. cos−1 cos−1 sin−1 sin−1 tan−1 tan−1
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Ответ:
A, D, F
Step-by-step explanation:
Angle BAC is angle A in triangle ABC. Use the definitions of the trigonometric functions:
Now
So, correct options are A, D and F
Ответ:
no
Step-by-step explanation: