i will say you have the right answer selected in the photo
Answer:
the coordinate of the focus is: (0, 1/2)
the equation of the directrix is: y=-1/2
Step-by-step explanation: The standard equation for a parabola that opens upward- parallel to the y-axis, is: x2=4ay. Meaning, a = distance from the vertex to focus and the vertex is at origin: (0,0).
4a is equal to 2
a is equal to 2/4
a is equal to 1/2 or 0.5
<span>3.14×10^-3 = 0.00314
hope that helps</span>
Answer:
Explanation:
3.2
1.14
=
x
44.75
Cross Mutliply:
44.75
⋅
3.2
=
1.14
x
Divide:
143.2
1.14
=
x
You get 125.614 rounded to the nearest meter is 126
Step-by-step explanation: