Class 12 Integrals · Conceptual Answer1 Marksdefinite_integration
Class 12 Maths · Integrals · Conceptual Answer #38
Evaluate \(\int_1^3|2x-1|dx\).
✅ Step-by-Step Solution
Final Answer: 6
- On [1,3], 2x−1>0, so the integral is [x²−x]₁³=(9−3)−(1−1)=6.
- Therefore the integral equals 6.
📋 CBSE Stepwise Marking Scheme
- [0.5 marks] On [1,3], 2x−1>0, so the integral is [x²−x]₁³=(9−3)−(1−1)=6.
- [0.5 marks] Therefore the integral equals 6.
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