JEE MAIN - Mathematics Hindi (2019 - 12th April Morning Slot - No. 1)
यदि ey
+ xy = e है, तो x = 0 पर युग्मित जोड़ी $$\left( {{{dy} \over {dx}},{{{d^2}y} \over {d{x^2}}}} \right)$$ का मान है :
$$\left( {{1 \over e}, - {1 \over {{e^2}}}} \right)$$
$$\left( { - {1 \over e},{1 \over {{e^2}}}} \right)$$
$$\left( { - {1 \over e}, - {1 \over {{e^2}}}} \right)$$
$$\left( {{1 \over e},{1 \over {{e^2}}}} \right)$$
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