4. Let \( L \) is distance between two parallel normals of \( \frac{x^

1.	4. Let \( L \) is distance between two parallel normals of \( \frac{x^{2}}{a^{2}}+\frac{y^{2}}{b^{2}}=1, a>b \), then maximum value of L is -(A) \( 2 a \)(B) \( 2 b \)(C) \( a+b \)(D) \( 2(a-b) \)
Answer» option (a) is correct i.e. 2a cuz {a+a=2a}

4. Let \( L \) is distance between two parallel normals of \( \frac{x^{2}}{a^{2}}+\frac{y^{2}}{b^{2}}=1, a>b \), then maximum value of L is -(A) \( 2 a \)(B) \( 2 b \)(C) \( a+b \)(D) \( 2(a-b) \)

Answer»

option (a) is correct i.e. 2a

cuz {a+a=2a}

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4. Let \( L \) is distance between two parallel normals of \( \frac{x^{2}}{a^{2}}+\frac{y^{2}}{b^{2}}=1, a>b \), then maximum value of L is -(A) \( 2 a \)(B) \( 2 b \)(C) \( a+b \)(D) \( 2(a-b) \)

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