Question

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Answer 1

That it would open downwards?

Answer 2

... after double checking I actually think I'm right.

Answer 3

heheh

Answer 4

is that a no then?

Answer 5

if the leading term has a negative value
yes, it goes downwards

http://fooplot.com/#W3sidHlwZSI6MCwiZXEiOiItYWJzKHgrMikrMyIsImNvbG9yIjoiIzNDMUVENCJ9LHsidHlwZSI6MTAwMH1d

Answer 6

thank you :) good website for checking too. :)

Answer 7

yes it definitely opens downwards

Answer 8

@welshfella thank you :)

Answer 9

yw