Answer:
you would put a point on 10 then an arrow up to 20
Step-by-step explanation:
Answer: The top left one is -3, 6 bottom right is -6, 3
Step-by-step explanation:
To find the zeroes you make the function equal to zero and then solve.

Then factor out the x to get a quadratic inside the parentheses.

Factor the inside quadratic formula.

Lastly, use the zero product property to solve.

It's the third one because if you look at the other ones