1.

Assertion : If 0ltxlt(pi)/2 then sin^(-1)(cosx)+cos^(-1)(sinx)=pi-2x Reason : cos^(-1)x=(pi)/2-sin^(-1)x,AA x in [-1,1]

Answer»

Both A and R are true and R is correct explanation of A
Both A and R are true and R is not correct explanation of A
A is true, R is FALSE
A is false but R is true

Answer :A


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