alidowejr alidowejr
  • 01-10-2018
  • Mathematics
contestada

What is f(–3) for the function f(a) = –2a2 – 5a + 4?

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musiclover10045
musiclover10045 musiclover10045
  • 01-10-2018

f(a) = –2a2 – 5a + 4

f(–3)

Replace a with -3:

-2(-3)^2 -5(-3) +4=

-2(9) +15 +4 =

-18 + 19 = 1

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