1.

Assertion (A) : cos x = (-1)/(2) and 0 lt x lt 2pi, "then the solutions are x" = (2pi)/(3), (4pi)/(3). Reason (R ) : cos is negative in the first and fourth quadrant only

Answer»

Both A and ( R)are trueand ( R)is the correctexplantion of (A)
Both A and Rare truebut ( R) is not thecorrectexplantionof A
A is true R is FALSE
A is falseR is true

ANSWER :C


Discussion

No Comment Found