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3. | 2 x² (1 + x²) ž dx
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3. | 2 x² (1 + x²) ž dx
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Sat Jul 09, 2022 2:14 pm
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answerhappygod
3 2 X 1 X Z Dx 1 (197.25 KiB) Viewed 30 times
substitution trignometric
3. | 2 x² (1 + x²) ž dx