Same chapter3 marksDifficulty: Medium
Evaluate the integral of sec2x with respect to x, and the definite integral of cos x from 0 to π/2.
Integrals
3 marksDifficulty: Medium
Evaluate the integral of 1/(x2 − 1) with respect to x.
Original Khojo Papers practice question — not from a past board paper.
Answer
(1/2) ln|(x − 1)/(x + 1)| + C
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
Splitting into partial fractions gives ½[1/(x − 1) − 1/(x + 1)], and each term integrates to a logarithm.
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