Answer:
no I think not I have study it at 1 year ago
It opens down.
Since the beginning number -5x^2 is negative, it will open down.
Answer:
In romania I was doing this in the 6th grade
Step-by-step explanation:
2x + 3y = 2
x + 6y = 4
2(4-6y) + 3y = 2
x= 4- 6y
8-12y + 3y = 2
x= 4- 6y
-9y =-6 =) y = 2/3
x= 4- 6*2/3 = 0
A. x = 0, y = 2/3
