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प्रश्न
If x2 + y2 = 1, then `(d^2x)/(dy^2)` = ______.
विकल्प
x3
y3
– y3
`-1/x^3`
उत्तर
If x2 + y2 = 1, then `(d^2x)/(dy^2)` = `underlinebb(-1/x^3)`.
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