Step-by-step explanation:
F( 1 ) = 2 - 6( 1 ) = - 4
F( 2 ) = 2 - 6( 2 ) = - 10
F ( 3 ) = 2 - 6( 3 ) = -16
Easiest method you can apply (Cramer's one). <em>"</em><em>Thanks</em><em> </em><em>me</em><em>"</em><em> </em>if i've been helpful