G(1) = 4

g(n) = g(n-1).(-3)
g(3)=

g(1) = 4

g(n) = g(n-1).(-3)

g(3)= 2g(2) = 24 = 16

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

step-by-step explanation: