Question

Which graph has a maximum value at (1, 3)? *

Answer 1

Answer: I think option 4

Explanation:

Sorry if this does not help

Answer 2

option 3

Explanation:

a graph with a maximum value is shaped as ∩

This indicates options 3/ 4

the coordinates of the maximum value are the coordinates of the vertex ( turning point ) of the graph

option 3 is a maximum with coordinates (1, 3 )