Question

f (x)=3x^2 -1 if x= -1/root 3​

Answer 1

Answer:

(−2)=12. Explanation: f(x)=3 x2. To find f(−2) you just need to put −2 instead of x : f(−2)=3(−2)2=3⋅4=12.

Step-by-step explanation:

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