If g:[−2,2]→R, where f(x)=x3+tanx+x2+1P is an odd function, then the value of parametric P, where [.]denotes the greatest integer function, is
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
−5
b
P<5
c
P>5
d
None of these
answer is C.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
g(x)=x3+tanx+x2+1P or g(−x)=(−x)3+tan(−x)+(−x)2+1P =−x3−tanx+x2+1P Now, g(x)+g(−x)=0 Because g(x) is a odd function, x3+tanx+x2+1P+−x3−tanx+x2+1P=0 or 2x2+1P=0 or 0≤x2+1P<1 Now, x∈[−2,2]∴ 0≤5P<1 or P>5