1.

The point (4, − 3) with respect to the ellipse 4x2 + 5y 2 = 1 (1) lies on the curve (2) lies outside the curve (3) lies inside the curve (4) is the focus

Answer»

Correct option (2) lies outside the curve

Explanation: 

E ≡ f(x, y) ≡ 4x2 + 5y 2 − 1

f(4, − 3) = 108 is positive. 

∴ (4, − 3) lies outside the ellipse.



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