Find the Interval on Which the Graph Of $f ( x ) = \ln \left( x ^ { 2 } + 1 \right)$

Find the interval on which the graph of $f ( x ) = \ln \left( x ^ { 2 } + 1 \right)$ concave upward?

A) $( - 1,1 )$

B) $( - 1,2 )$
C) $( - 2,1 )$
D) $( - 2,2 )$
E) $( - 1,3 )$
F) $( - 3,2 )$

G) $( - 3,3 )$

H) $( - \infty , \infty )$

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free