for every 2 cars you wash your friend washes 3. you wash a total of 8 cars. how many does your friend wash?
1 answer:
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Answer : option A
From the graph
Vertex (-3,1)
Focus (-1,1)
The distance between vertex and focus is P
Distance between vertex and focus = -1 -(-3) = 2
P= 2
General equation for horizontal parabola is
(h,k) is the vertex
Vertex (-3,1) so h= -3 and k =1, we know p = 2
So equation becomes
Answer : option A