leannaadrian leannaadrian

10-12-2018
Mathematics

contestada

I need help please with this

I need help please with this class=

Respuesta :

jimrgrant1 jimrgrant1

10-12-2018

Answer:

f(- 2) = 23

Step-by-step explanation:

substitute x = - 2 into f(x) and evaluate

f(- 2) = 3(- 2)² - (- 2) + 7 = 12 + 4 + 7 = 23

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