anaerush2004 anaerush2004

20-02-2018
Mathematics

contestada

Find f(-2).

f(x) = 9x2 - 5x + 2
A) 14
B) 18
C) 28
D) 48

Respuesta :

Banabanana Banabanana

20-02-2018

f(x) = 9x² - 5x + 2

f(-2) = 9(-2)² - 5(-2) + 2
f(-2) = 36 + 10 + 2
f(-2) = 48

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