This is from science , i dont know about this.

complete the square on the right side of the equation;

-5(x + 0)^2 + 15

answer: d. y = -x^2 + 15

answer: i don't know

explanation:

you need to provide a picture, otherwise i can't tell you.

if you can provide one, i'd be more than happy to you with this!

answer by yourhope:

answer is

human impact on the environment can be seen in the deterioration of the !

: )