What are the focus and directrix of the parabola that is the graph of the function f(x)=x²?
1 answer:
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 
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I would’ve gone with the same choice so I think it’s right!!
-6p+8p=-16+4p
Combine like terms
2p=-16+4p
-4p -4p
-2p=-16
/-2 /-2
P=8
Its B
All you have to do is subtract 10-12 = -2 and 2(5-6) = -2 how? Subtract 5-6 that will equal to -1 now -1 x 2 = -2
Answer:
11/4 or 2 3/4
Step-by-step explanation:
3/2+5/4
(3x4) + (5x2)=2x4
=22/8
=22÷2
=8÷2
=11/4 or 2 3/4
D it’s literally in that order