Respuesta :

Answer:

1

Step-by-step explanation:

Plug it in and solve

4 = x²+3

-3       -3

1 = x²

[tex]\sqrt{1}\\[/tex] = √x²

  1 = x


g
(
4
)
=
19
Explanation:
g
(
x
)
=
x
2
+
3
g
(
4
)
=
(
4
)
2
+
3
: Substitute 4 in for x.
g
(
4
)
=
16
+
3
:
4
2
=
16
g
(
4
)
=
19
:
16
+
3
=
19