Decide Whether or Not the Functions Are Inverses of Each$f ( x ) = - \frac { 2 } { 7 } x , \quad g ( x ) = - \frac { 7 } { 2 } x$

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The Answer of Decide Whether or Not the Functions Are Inverses of Each$f ( x ) = - \frac { 2 } { 7 } x , \quad g ( x ) = - \frac { 7 } { 2 } x$

Decide Whether or Not the Functions Are Inverses of Each $f ( x ) = - \frac { 2 } { 7 } x , \quad g ( x ) = - \frac { 7 } { 2 } x$