Assertion (A) : If 1,2,3 are the root...

Assertion (A) : If 1,2,3 are the roots of `ax^3 + bx ^2 +cx +d=0` then the roots of ` ax^3 +2bx^2 + 4 cx + 8d =0` are ` 2,4,6`
Reason (R ) : the equation whose roots are k times the roots of the equation `f(x) =0` is ` f((x )/(k ))=0`

A

both A and R are true R is the correct explanation of A

B

both A and R are true and R is not the correct explanation of A

C

A is true and R is false

D

A is false and R is true

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The correct Answer is:

A

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