Respuesta :

Answer:

36

Step-by-step explanation:

plug in -3 to 4x^2

(-3)^2 = 9 and 4 x 9 = 36

Hello!

[tex]\rm{4x^2\:for\:x=3}[/tex]

  • [tex]\bf{Plug\:in\:-3\:for\:x.}[/tex]

[tex]\hookrightarrow\rm{4(-3)^2}[/tex]

  • [tex]\bf{Evaluate.\;Square\;-3\;first.}[/tex]

[tex]\hookrightarrow\rm{4(9)}[/tex]

  • [tex]\bf{Multiply.}[/tex]

[tex]\hookrightarrow\rm{36}[/tex]

Therefore, the answer is [tex]\boxed{\boxed{\bf{36}}}[/tex].

Hope it helps!

Enjoy your day!

[tex]\boxed{\rm{Cordelia}}[/tex]