c
step-by-step explanation:
at least i think its
d
gimmee one of those gold crowns!
~coco
answer: x = 3 + √11 and x = 3 - √11
x² - 6x + 9 = 11
(x - 3)² = 11
x - 3 = ±√11
x = 3 ± √11
x = 3 + √11 and x = 3 - √11