What is the axis of symmetry of the graph of a quadratic function
which vertex at (5, -1)
A. = 5
B. X=- 5
C. y=-1
D. y =-1

where's the diagram?

step-by-step explanation:

answer:  

step-by-step explanation:

odd numbers are only divisible by 1 and itself.

even numbers are divisible by more than 1 and itself.

for example 6 is even because it is divisible by more than 1 and its self. 1 x 6= 6 ; 2 x 3= 6

and 7 is odd because only 7 x 1 equals seveb