This refers to a limit of the form {{MATH_28}} where {{MATH_29}} and {{MATH_30}} as {{MATH_31}}. {{CMD_32}} This refers to a limit of the form {{MATH_33}} where {{MATH_34}} and {{MATH_35}} as {{MATH_36}}. {{CMD_37}} This refers to a limit of the form {{MATH_38}} where {{MATH_39}} and {{MATH_40}} as {{MATH_41}}. {{CMD_42}} This refers to a limit of the form {{MATH_43}} where {{MATH_44}} and {{MATH_45}} as {{MATH_46}}. {{CMD_47}} This refers to a limit of the form {{MATH_48}} where {{MATH_49}} and {{MATH_50}} as {{MATH_51}}. {{CMD_52}} This refers to a limit of the form {{MATH_53}} where {{MATH_54}} and {{MATH_55}} as {{MATH_56}}. {{CMD_57}} This refers to a limit of the form {{MATH_58}} where {{MATH_59}} and {{MATH_60}} as {{MATH_61}}. {{CMD_62}} In each of these cases, the value of the limit is {{CMD_63}}not{{CMD_64}} immediately obvious. Hence, a careful analysis is required! {{CMD_65}}