Question: a. Find sec 2 3x dx. b. Using integration by parts, or otherwise, find x sec 2 3x dx. c. Hence show that

a. Find ∫ sec2 3x dx.

b. Using integration by parts, or otherwise, find ∫ x sec2 3x dx.

c. Hence show thatx sec 3x dx = pm - q ln 3 18finding the exact values of the constants p and q.

x sec 3x dx = pm - q ln 3 18

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