Answer:
its an equation between two variables that gives a straight line when plotted on a graph.
Step-by-s
First figure out what it mean
Top, right because the numbers are increasing by the same amount (2 in this case).
Answer:
Step-by-step explanation:
hello :
note : the vertex form is :
ax²+bx+c = a(x+(b)/(2a))²- delta/4a² and delta = b²- 4ac
in this exercice you have : a =1 b = -1 and c= 3
continu ..........