7. Let f (m) = esm(m2_am_6a2), Where a is a positive real number. (a) Without computing 1\

sin@2-ac-6a2) where a is a positive real number. 7. Let f (x) = e (a) Without computing f', show that f has a critical point. (b) Show that f has both absolute maximum and absolute minimum over its natural domain IR. sin@2-ac-6a2) where a is a positive real number. 7. Let f (x) = e (a) Without computing f', show that f has a critical point. (b) Show that f has both absolute maximum and absolute minimum over its natural domain IR.