If the chord joining two points whose eccentric angles are α and β cuts the major axis of the ellipse x 2 /a 2 +y 2 /b 2 =1 at a distance of c from the centre, then tan(α/2).tan(β/2)=? It is a multi correct question A)1 B)c C) c+a/c-a D) c-a/c+a Someone please answer.

Question

If the chord joining two points whose eccentric angles are α and β cuts the major axis of the ellipse x 2 /a 2 +y 2 /b 2 =1 at a distance of c from the centre, then tan(α/2).tan(β/2)=? It is a multi correct question A)1 B)c C) c+a/c-a D) c-a/c+a Someone please answer.

Arun · Answer

Dear student It is defines ad tan A/2 tanB/2 = e +1 /e-1 it passes thriugh focus Hope itbhelps Regards Arun

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If the chord joining two points whose eccentric angles are α and β cuts the major axis of the ellipse x 2 /a 2 +y 2 /b 2 =1 at a distance of c from the centre, then tan(α/2).tan(β/2)=? It is a multi correct question A)1 B)c C) c+a/c-a D) c-a/c+a Someone please answer.

If the chord joining two points whose eccentric angles are α and β cuts the major axis of the ellipse x²/a²+y²/b²=1 at a distance of c from the centre, then tan(α/2).tan(β/2)=?
It is a multi correct question
A)1
B)c
C) c+a/c-a
D) c-a/c+a
Someone please answer.

1 Answers

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If the chord joining two points whose eccentric angles are α and β cuts the major axis of the ellipse x 2 /a 2 +y 2 /b 2 =1 at a distance of c from the centre, then tan(α/2).tan(β/2)=? It is a multi correct question A)1 B)c C) c+a/c-a D) c-a/c+a Someone please answer.

If the chord joining two points whose eccentric angles are α and β cuts the major axis of the ellipse x2/a2+y2/b2=1 at a distance of c from the centre, then tan(α/2).tan(β/2)=?It is a multi correct questionA)1B)cC) c+a/c-aD) c-a/c+aSomeone please answer.

1 Answers

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If the chord joining two points whose eccentric angles are α and β cuts the major axis of the ellipse x²/a²+y²/b²=1 at a distance of c from the centre, then tan(α/2).tan(β/2)=?
It is a multi correct question
A)1
B)c
C) c+a/c-a
D) c-a/c+a
Someone please answer.