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10-01-2020
Mathematics

contestada

A function has the function rule y= x - 7. If the input is 4 what is output
A. 3
B. -3
C. 11
D. -11

Respuesta :

10-01-2020

Answer:

B. -3

Step-by-step explanation:

y = x - 7

input → x

output → y

Substitute x = 4:

y = 4 - 7 = -3

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