amirrahgaylord
amirrahgaylord
05-03-2021
Mathematics
contestada
Evaluate f(a+2)for f(x)=x^2-9
Respuesta :
srainbow26640
srainbow26640
05-03-2021
Answer:
a^2 + 4a -5
Step-by-step explanation:
(a+2)^2-9
((a+2)^2) - (9)
a^2+4a+4-9
a^2 + 4a -5
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