Answer:
Step-by-step explanation:
Given

comparing it with standard equation 
so 4a=1

so Focus of parabola is (0,0)
directrix
y=-a
here 
Answer:
17.7
Step-by-step explanation:

It would just be 2 teaspoons
Answer:
The absolute value is 7.
Step-by-step explanation:
Because when a number has two lines between it you always make it positive.