Original
Zoom in on the curve {{MATH_73}} near {{MATH_74}} again. By looking
at the graph, what is your best guess for the actual slope of the
curve at zero?
{{CMD_75}}
{{CMD_76}}
{{CMD_77}}impossible to say{{CMD_78}}
{{CMD_79}}zero{{CMD_80}}
{{CMD_81}}one{{CMD_82}}
{{CMD_83}}infinity{{CMD_84}}
{{CMD_85}}
{{CMD_86}}
{{CMD_87}}