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प्रश्न
Which is greater, tan 1 or tan–11?
आलेख
बेरीज
उत्तर
From Fig. 2.1, we note that tan x is an increasing function in the interval `((-pi)/2, pi/2)`
Since `1 > pi/4`
⇒ `tan 1 > an p/4`.
This gives an 1 > 1
⇒ `tan 1 > 1 > pi/4`
⇒ tan 1 > 1 > tan–1(1).
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Inverse Trigonometric Functions - Graphs of Inverse Trigonometric Functions
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