Answer:
Step-by-step explanation:
y=-2(x^2+6x+9-9)+1
=-2(x+3)²+18+1
=-2(x+3)²+19
vertex is (-3,19)
The answer is $1932.15
3,513+351.30=3864.30
3864.30÷2=1932.15
Hope this helps!
Answer: a
x = ⁶/₅