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tamaranim1 [39]
3 years ago
8

WILL MARK BRAINLIEST IF YOUR ANSWERS ARE CORRECT!!!!!

Mathematics
1 answer:
fgiga [73]3 years ago
4 0

Answer:  1. What are the focus and directrix of a parabola? Parabolas are commonly known as the graphs of quadratic functions. They can also be viewed as the set of all points whose distance from a certain point (the focus) is equal to their distance from a certain line (the directrix).

2.The center-radius form is: (x−h)2+(y−k)2=r2 Here, the center point is denoted by (h,k) and r is the radius of the circle.

Step-by-step explanation:

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Hope this helps.

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The scneario here expressed is an aritmetic sequence because it can be explained like this: 

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So all the variables can fit in and will be better explained than a geometric sequence in which you need a common ratio and that is not needed in this case</span></span></span>
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Step-by-step explanation:

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