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  • 20-09-2018
  • Mathematics
contestada

If f(X) = (3x+7)^2, then f(1)? A. 10
B. 16
C. 58
D. 79
E. 100

Respuesta :

Аноним Аноним
  • 20-09-2018

To evaluate a function at a specific x value, you simply need to substitute all occurences of x with that specific value.

So, starting from [tex] f(x) = (3x+7)^2 [/tex], substitute every occurrence of x with 1 to compute

[tex] f(1) = (3\cdot 1 + 7)^2 = (3+7)^2 = 10^2 = 100 [/tex]

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