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Matemática">
Trabalho de escola…………………………….
escreva as coordenadas do vértice da parábola e identifique se esse ponto é o máximo ou o minimo
a)y=-1/2x²+9x+3/2
b)y=2x²-6x+7
obs;a matéria fala sobre função não consigo resolver estou com dificuldade
o autor do livro é Jackson ribeiro
matemática 9º ano
se eu não conseguir terminar a tempo nao terei outra chance..
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