richgod05 richgod05

13-06-2018
Mathematics

contestada

what is f(-3) for the function f(a)=-2a^2-5a+4

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altavistard altavistard

13-06-2018

Replace every instance of "a" with "-3:"

f(-3) = -2(-3)^2 - 5(-3) + 4 = -18 + 15 + 4 = 19 - 18 = 1 (answer)

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