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प्रश्न
Select the correct option from the given alternatives:
If tan-1(2x) + tan-1(3x) = `pi/4`, then x = _____
विकल्प
- 1
`1/6`
`2/6`
`3/2`
उत्तर
If tan-1(2x) + tan-1(3x) = `pi/4, "then x" = 1/6`
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