Answer:
9
Step-by-step explanation:
use half the x coefficent and square it
x^2 − 6x + (-3)^2 = 10 + (-3)^2
x^2 - 6x + 9 = 10 + 9
(x - 3)^2 = 19
B?
1k +9 > 30
1k +9 -9 > 30 -9
1k > 21
k > 21
the domains is