Question

dado a funçao f(x)=x2-8x+12. a) f(-2) b) f(2) c) f(0) d) f(6)

Answer 1

Oi 

f(x) = x² - 8x + 12

f(-2) = 4 + 16 + 12 = 32
f(2) = 4 - 16 + 12 = 0
f(0) = 12
f(6) = 36 - 48 + 12 = 0

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