1. Show that tan-1
+ tan-1 x = C, where C is a constant.
And fnd the value of C. (Note: tan-1 x = arc tan x) (10%)
阿摩線上測驗
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阿摩線上測驗
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1. Show that tan-1+ tan-1 x = C, where C is a constant.
And fnd the value of C. (Note: tan-1 x = arc tan x) (10%)