elijahporche12
elijahporche12 elijahporche12
  • 09-07-2021
  • Mathematics
contestada

Evaluate z^2−3z+4, when z = −4

Respuesta :

chibunduoyibe
chibunduoyibe chibunduoyibe
  • 09-07-2021

Answer:

32

Step-by-step explanation:

(-4)^2 -3(-4) +4=16+12+4

=32

Answer Link
Аноним Аноним
  • 09-07-2021

[tex]\implies {\blue {\boxed {\boxed {\purple {\sf {32}}}}}}[/tex]

[tex]\sf \bf {\boxed {\mathbb {STEP-BY-STEP\:\:EXPLANATION:}}}[/tex]

[tex] {z}^{2} - 3z + 4[/tex]

Plugging "[tex] -4[/tex]" for all values of "[tex]z[/tex]", we have

[tex] = ({ - 4})^{2} - 3( - 4) + 4[/tex]

[tex] = ( - 4 \times - 4) + 12 + 4[/tex]

[tex] = 16 + 12 + 4[/tex]

[tex] = 32[/tex]

[tex]\large\mathfrak{{\pmb{\underline{\red{Mystique35 }}{\red{❦}}}}}[/tex]

Answer Link

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