seanggillespie seanggillespie
  • 09-09-2022
  • Mathematics
contestada

Given y = x^2 - 4, what is the value of y when x = -5?​

Respuesta :

jesscmheasley jesscmheasley
  • 09-09-2022

Answer:

21

Step-by-step explanation:

y = [tex]x^{2}[/tex] -4  Substitute in -5 for x

y = [tex](5)^{2}[/tex] - 4

y = 25 - 4

y = 21

Answer Link
xYumii
xYumii xYumii
  • 09-09-2022

Answer:

y = 21

Step-by-step explanation:

Plug in -5 into the equation

(-5)² - 4
25 - 4 = 21

Answer Link

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