Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Evaluate 
dx
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
Sol. We have,
x 3 –2x 2 + 2x –1 = (x –1) (x 2 –x + 1)
and, 2x 4 –4x 3 + 3x 2 + 2x – 1 = 2(x 2 –x + 1) 2 –3 (x –1) 2 ∴ I = 
dx
= 
dx
= 2 
dx– 3 
dx
= 
–3 
dx
= 
– 3 
dt, where t = x – 
and a = 
= 
– 3 
+ C
= 
– 
– 
tan
–1 
+ C
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