Answer:

Step-by-step explanation:
The standard equation of a parabola with vertex at the origin and and directix x=-p is of the form

Where p is simplify the distance from the origin to the directrix.
That is


This simplifies to

Answer:
m=3
Step-by-step explanation:
(y2-y1)/(x2-x1)=m
9/3
3
HTH :)
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</span>
Answer:
B. NRS
Step-by-step explanation:
You have to put the letters left to right.
-5 x 2 = -10 , -3 x 1 = -3