2020 Spring LSC North Harris Corbeil MATH 2413 Chapter 3 Test NAME: 10. Graph the function. Identify critical values, point(s) of inflection, intervals of increasing and decreasing, intervals of concave up and concave down in the table provided below. Also include max or min. x 2 f(x) = f"(x) = 18(1-x2) x2 + 3 ( x 2 + 3 ) 3 0 when x = + 1 f' ( 2 ) = 6x lim f (x) = 1 (x2+3)2 = 0 when x = 0. x - 00 -1 1 X e 1/4 f(x) 1/4 +ve +ve f' (x ) +ve -ve -ve -ve +ve -ve f"(x) -ve 0 +ve +ve 0