Answer:
(-2,-10)
Explanation:
a=2
b=8
c=-2
d=8/2(2) ----> =4/2 ----> d=2
Use formula= e= c-b^2/4a ---> e=-2 -64/4(2)------> e= -2 -64/8------> e= -2-1(8)
-----> e=-2-8
Use formula= a(x+d)^2+e
2(x+2)^2−10 ---> y=2(x+2)^2−10
a=2
h=-2
k=-10
Answer:(-2,-10)