Question

(ᵔᴥᵔ)please help for medal(ᵔᴥᵔ)

https://www.dropbox.com/s/wv10uppvkpr5tvy/Screenshot%202015-12-29%2011.51.43.png?dl=0

Answer 1

Hint:
if the x is zero then what would it be?

Answer 2

the graph will have "what intercept" zero?

Answer 3

The function will always have a minimum.

Answer 4

I think the ans is C try it

Answer 5

ok i'm doing it

Answer 6

um... i'm not sure

Answer 7

If a is negative, you will NOT have a minimum. So, throw out that choice. Again, please draw this situation. For example, let a = 1 and c = 5. What does the graph look like?

Answer 8

https://www.dropbox.com/s/whehzqwm7bu414l/Screenshot%202015-12-29%2012.08.53.png?dl=0

Answer 9

ur right

Answer 10

thanks and here's ur medal

Answer 11

so im right?

Answer 12

yup

Answer 13

thanks and thats what I thought too cause ans A and D doesnt make sense to me