aphillips0079 aphillips0079

28-09-2016
Mathematics

Answered

is f(x)=-4x squared -2x-8, concave up or down

Verified Answer :

apologiabiology apologiabiology

29-09-2016

squared, so it is a parabola

leading coefieint (-4) is negative, so it opens down

it is concave down

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