MCQOPTIONS
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MCQOPTIONS
| 1. |
tanh-1x = |
| A. | ln(x+√(x2 +1) |
| B. | ln(x+√(x2 +1) |
| C. | 1/2ln(1+x/1-x) |
| D. | 1/2ln(x+1/x-1) |
| Answer» D. 1/2ln(x+1/x-1) | |