
You can use this equation for any numbers or variables in the form a2 - b2.
2. 3/2x²
-1/2x²
1/4x²
5. -4x²-5 moves in 5 up on the y axis
6. I'm cant remember the trick to this one
7. This one should be D.
Hope This Helps!
I believe it is {sqr(1/8)/2} or 0.5*sqr(1/8)
Graph A is the best hope this helps!!