faith969
faith969
11-09-2020
Mathematics
contestada
Evaluate f(x) = 5x2 - 4x - 9 for f(-2)
Respuesta :
madison2014nc
madison2014nc
12-09-2020
Answer:
99
Step-by-step explanation:
5x^2 -4x -9
5(-2)^2 -4(-2) -9
-10^2 +8 -9
100-1
99
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