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Thomas Barr
Mathematics
19 August, 14:08
Evaluate tan^-1 (-1)
(Is the answer - pi/4?)
+1
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Keely Banks
19 August, 14:15
0
The answer is -.78
1. Plug numbers into calculator using second tan.
2. Take - 45 and multiply it by pi/180
3. The result is -.78
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Kaleigh Fischer
19 August, 14:31
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The answer to is tan^-1 (-1) is - 45.
I don't know the answer with the pi.
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