What is the slope of the line that passes through the points (-2.15) and (-8,-5)?
2 answers:
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1) ,
(given)
2) (reflexive property)
3) (SAS)
4) (CPCTC)
Answer:
Step-by-step explanation:
Not QUITE a parabola . but up until y = 4 it is close
Vertex = (-7-10)
Vertex form of parabola
y = a ( x+7)^2 -10 find a integer-coordinat point to calculate 'a'
I'll use -18,0
0 = a(-18+7)^2 -10
0 = 122 a -10 a = 10/122
y = 10/122 (x+7)^2 - 10 see graph below:
