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1. |
On the ellipse \[4{{x}^{2}}+9{{y}^{2}}=1\], the points at which the tangents are parallel to the line \[8x=9y\] are [IIT 1999] |
A. | \[\left( \frac{2}{5},\ \frac{1}{5} \right)\] |
B. | \[\left( -\frac{2}{5},\ \frac{1}{5} \right)\] |
C. | \[\left( -\frac{2}{5},\ -\frac{1}{5} \right)\] |
D. | \[\left( \frac{2}{5},\ -\frac{1}{5} \right)\] |
Answer» C. \[\left( -\frac{2}{5},\ -\frac{1}{5} \right)\] | |