Leg `f(x)=log((log)_(1//3)((log)_(1/3)((log)_7(sinx+a)))`be defined fo – InterviewSolution

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1.	Leg `f(x)=log((log)_(1//3)((log)_(1/3)((log)_7(sinx+a)))`be defined for every real value of `x ,`then the possible value of `a`is3 (b) 4(c) 5 (d)6
Answer» `f(x)=log(log_(1/3)(log_7(sinx+a)))` `log_(1/3)log_7(sinx+a))>0` `0`1<(sinx+a)<7` `1-sinx`2<a<6`.

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