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Find f(a + 7). f(x) = x² + 5
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Find f(a + 7).
f(x) = x² + 5

User Adzenith
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hi

f(a+7)

f(x) =x²+5

by remplacing X by (a+7) :

then f(a+7) = (a+7)²+5

= a² +2*a*7 +49 +5

= a² +14a +54

User SarangArd
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