Graph y = -x + 3 find the value of the argument at which the function takes on the values 1; 0; 4

When we need to find the value of the argument at which the function takes on a certain value, then we need to substitute this number instead of y.

y = – x + 3. Function = 1.

1 = – x + 3.

x = 3 – 1.

x = 2.

y = – x + 3. Function = 0.

0 = – x + 3.

x = 3.

y = – x + 3. Function = 4.

4 = – x + 3.

x = 3 – 4.

x = – 1.

Answer: 2; 3; – one.



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