annaboomass annaboomass

14-06-2020
Mathematics

contestada

If f(x) = x + 4 and g(x) = x^2-1, what is
(gºf)(x)?

Respuesta :

osikbro osikbro

14-06-2020

Answer:

[tex]x^2+8x+15[/tex]

Step-by-step explanation:

[tex]f(x)=x+4 \\\\g(x)=x^2-1 \\\\(g\circ f)(x)=(x+4)^2-1=\\\\x^2+8x+16-1=\\\\x^2+8x+15[/tex]

Hope this helps!

Answer Link

SvetkaChem SvetkaChem

14-06-2020

Answer:

x² + 8x + 15

Step-by-step explanation:

(gºf)(x) = g((f(x)) = (x+4)² - 1 = x² + 8x + 16 - 1 = x² + 8x + 15

Answer Link

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