3.9
it has to be 20 characters long so hi
C because the points make a trapizoid that has two congruent sides
Answer:
x = 3
Step-by-step explanation:
given a parabola in standard form : y = ax² + bx + c : a ≠ 0
Then the equation of the axis of symmetry is
x = - 
y = x² - 6x +
is in standard form
with a = 1 and b = - 6, hence
x = -
= 3
equation of axis of symmetry is x = 3