Find $($a$)$

ModifyingBelow lim With x right arrow $400$ Superscript plusStart floor x End floor

and $($b$)$

ModifyingBelow lim With x right arrow $400$ Superscript minusStart floor x End floor$$;

then use the limit definitions to verify your findings.

$($c$)$ Based on your conclusions in parts$($a$)$ and$($b$),$ can you say anything about

font size increased by $1$ ModifyingBelow lim With x right arrow $400$Start floor x End floor$?$

Question content area bottom

Part $1$

$($a$)$

ModifyingBelow lim With x right arrow $400$ Superscript plusStart floor x End floorequalsenter your response here

Part $2$

$($b$)$

ModifyingBelow lim With x right arrow $400$ Superscript minusStart floor x End floorequalsenter your response here

Part $3$

$($c$)$ Select the correct choice below.

A$.$

Since the answers for parts$($a$)$ and$($b$)$ are$$ equal,

font size increased by $1$ ModifyingBelow lim With x right arrow $400$Start floor x End floor

exists.

B$.$

Since the answers for parts$($a$)$ and$($b$)$ are not$$ equal,

font size increased by $1$ ModifyingBelow lim With x right arrow $400$Start floor x End floor

does not exist.

C$.$

Nothing can be said about

font size increased by $1$ ModifyingBelow lim With x right arrow $400$Start floor x End floor.