Respuesta :

Answer:

184

Step-by-step explanation:

f(-9) means find the value of the function when x = -9, so substitute -9 into the function and solve:

3(-9)^2 + 5(-9) - 14

3(81) + 5(-9) - 14

3(81) + (-45) - 14

243 - 45 - 14

184