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Evaluate: ∫0π4sec2x dx

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प्रश्न

Evaluate: `int_0^(pi/4) sec^2 x  "d"x`

योग
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उत्तर

`int_0^(pi/4) sec^2 x  "d"x = [tan x]_0^(pi/4)`

= `tan  pi/4 - tan 0`

= 1 − 0

= 1

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Methods of Evaluation and Properties of Definite Integral
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अध्याय 2.4: Definite Integration - Very Short Answers

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