irmaabc1 irmaabc1
  • 02-01-2020
  • Mathematics
contestada

Find f(-5) if f(x) = Ix+1I​

Respuesta :

marcthemathtutor
marcthemathtutor marcthemathtutor
  • 02-01-2020

Answer:

x = 4

Step-by-step explanation:

f(x) = I  x+1 I ​

when x = -5

f(-5) = I  (-5) +1 I

= I  -5+1 I ​

= |-4|

= 4

Answer Link
ainsley0065
ainsley0065 ainsley0065
  • 02-01-2020

Answer:

substitute x for -5

f(-5)=|-5+1|

f(-5)=|-4|

however, absolute value is the distance from 0 and so is always positive since you cannot have negative distance.

so f(-5)=4

Answer Link

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