779297
779297 779297
  • 12-10-2020
  • Mathematics
contestada

Okay I need help:
F(x)=x^2-5 find f(3)

Okay I need help Fxx25 find f3 class=

Respuesta :

ashtheace28
ashtheace28 ashtheace28
  • 12-10-2020

f(x) = x^2 -5

Find f(3)

This means find x when it is 3 so just substitute 3 for x

f(3) = 3^2 -5

= 9 - 5

f(3) = 4

Answer Link
lharrison25
lharrison25 lharrison25
  • 12-10-2020

Answer:

f(3)=4

Step-by-step explanation:

f(x)=x^2-5

f(3)=3^2-5

f(3)=3*3-5

f(3)=9-5

f(3)=4

Answer Link

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