I need help as quickly as possible please

Necesito ayuda lo más rápido posible por favor

1 | 1

0 | -1

-1 | -3

2 | 3

Step-by-step explanation:

To fill the table, simply replace the x in the function with the value given.

For instance,

f(1) = 2(1) - 1 = 1

f(0) = 2(0) -1 = -1

f(-1) = 2(-1) - 1 = -2 - 1 = -3

f(2) = 2(2) - 1 = 4 - 1= 3

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