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Answer:
29
Step-by-step explanation:
You must change every X of the fuction by the number inside in f( ), in this case you will change every X of x2 - 3x +1 by -4
[tex]f(x)=x^{2} -3x+1\\f(-4)=(-4)^{2} -3(-4)+1\\f(-4)=16+12+1\\f(-4)=29[/tex]