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प्रश्न
Choose the correct option from the given alternatives:
The solution of `1/"x" * "dy"/"dx" = tan^-1 "x"` is
विकल्प
`("x"^2 tan^-1 "x")/2 + "c" = 0`
x tan-1 x + c = 0
x - tan-1 x = c
y = `("x"^2 tan^-1 "x")/2 - 1/2 ("x" - tan^-1 "x") + "c"`
उत्तर
y = `("x"^2 tan^-1 "x")/2 - 1/2 ("x" - tan^-1 "x") + "c"`
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