19hansonb
19hansonb
07-07-2018
Mathematics
contestada
x=-1/8y^2 the proabola opens:
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DeanR
DeanR
07-07-2018
I remember CUP -- concave up positive. Here we have a leading coefficient that's negative, so the cup is upside down, the parabola opens
down
, an arch not a bowl.
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