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15
×
f(x) = 0x² + 3x é função do 2°grau. V ou F?
Falso
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thief
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5
10
15
20
25
×
magnet
Take 15 points!
Okay!
×
gift
Win 20 points!
Okay!
×
baam
Lose 25 points!
Oops!
×
eraser
Reset score!
Oops!
×
gift
Win 10 points!
Okay!
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fairy
Take points!
5
10
15
20
25
×
lifesaver
Give 20 points!
Oops!
15
×
f(x) = 2x² + 3x - 3, f(1)=2. V ou F?
Verdadeiro
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15
×
Identifique os coeficientes a, b, c da função f(x) = 4x² + 2x
a=4, b=2, c=0
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15
×
Dada a função f(x)= 5x² - 8, qual o valor de f(3)?
37
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15
×
Que gráfico é da função do 2° grau?
parábola
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15
×
Quanto vale o coeficiente a da função f(x) = x² + 4x - 3
a = 1
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