Respuesta :

Answer:

f(-2)=​16

Step-by-step explanation:

f(x)=9x^2+6x-8

f(-2)=​9(-2)^2+6(-2)-8

f(-2)=​9(4)+6(-2)-8

f(-2)=​36-12-8

f(-2)=​24-8

f(-2)=​16

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