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MathsMediumMCQ2021 · 20 Jul Shift 1

Q76.The value of the integral ∫1−1 loge(√1 x)dx is equal to: (1) 2 1 loge 2 + π4 −32 (2) 2 loge 2 + π4 −1 (3) loge 2 + π2 −1 (4) 2 loge 2 + π2 −12

What This Question Tests

This question combines the concept of definite integration with the greatest integer function, requiring the integral to be split into integer and fractional parts to evaluate.

Concepts Tested

Properties of definite integralsDefinite integral of periodic functionsGreatest Integer Function (GIF)

Formulas Used

∫₀ᵃ f(x-[x]) dx = [a]∫₀¹ f({x}) dx + ∫₀ᵃ-[a] f({x}) dx

∫eˣ dx = eˣ

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