Please answer the following

MTH 31 (40) Circle the correct answer. For a function g(x), we are given that g'(x) =- * + 5 and g" (x) = 5 (x 4 5)2 . The interval(s) where g(r) is simultaneously decreasing AND concave up is/ are: (a) (0,00) (b) (-00, -5) of bail insgust add to sgole ads bad of nousummontiful Jbilge! we J () (c) (-5,0) (d) (00, -5) U(-5,0) (e) None of the above 2+2, -25250 mil simil add bart (16) (41) Let g(x) - f(t) at where f(z) = 0