1.

Assertion (A) : The equation of a circle is x^(2) + y^(2) = 9 on rotation of axes through an angle tan^(-1) 2 then the transformed equation is x^(2) + y^(2) = 9 Reason (R) : On rotation of axes area of the circle does not change. Choose the correct answer.

Answer»

Both A and R are TRUE and R is the correct explanation of A
BothA and R are trueand R is not the correct explanation of A
A is true but R is FALSE
A is false BUTIS R is false

Answer :B


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