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Given : A circle, 2x2 + 2y2 = 5 and a parabola, y2 = 4 underroot(5) x. Statement − I : An equation of a common tangent to these curves is y = x +underroot(5) . Statement − II : If the line, y= mx +underroot(5)/m = + (m not equals to zero 0) is their common tangent, then m satisfies m4 − 3m2 + 2 = 0. (1) Statement - I is True; Statement -II is true; Statement-II is not a correct explanation for Statement-I (2) Statement -I is True; Statement -II is False. (3) Statement -I is False; Statement -II is True (4) Statement -I is True; Statement -II is True; Statement-II is a correct explanation for Statement-I choose and explain?

Given : A circle, 2x2 + 2y2 = 5 and a parabola, y2 = 4 underroot(5) x. Statement − I : An equation of a common tangent to these curves is y = x +underroot(5) .


 Statement − II : If the line,  y= mx +underroot(5)/m = + (m not equals to zero 0) is their common tangent, then m satisfies m4 − 3m2 + 2 = 0.


 (1) Statement - I is True; Statement -II is true; Statement-II is not a correct explanation for Statement-I


(2) Statement -I is True; Statement -II is False.


 (3) Statement -I is False; Statement -II is True


 (4) Statement -I is True; Statement -II is True; Statement-II is a correct explanation for Statement-I


choose and explain?

Grade:12

2 Answers

mohit yadav
54 Points
8 years ago

ans is 1

jaymin prajapati
31 Points
7 years ago

statement 1 is right.

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