Respostas

2013-12-05T15:57:08-02:00
F(x) = 2 - 5x
a) F( -3 ) = 2 - 5. ( - 3 )
    F( - 3 ) = 2 + 15
    F( - 3 ) = 17

b) F( 1 ) = 2 - 5. 1
    F( 1 ) = 2 - 5
    F( 1 ) = - 3