Question

31. The range of the function f(x) = 3 sinx|-2| cosxlis (a) (-2/13] (b) (-2, 3] (c) [3,13] (d) none of these HE A intrat 713, 1/5 the

JEE/Engineering Exams

Maths

Solution

114

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31) ( f(x)=3 / sin x|-2| cos x mid ) maxemcem ( =3 ) munimum ( =-2 ) at ( x=0 ) ( operatorname{Rang}_{2}=[-2,3] quad ) brob