Question

O produto das raízes da equação 3x² - 9x + 27 = 0 será? *
Imagem sem legenda
A) -9 ()
B) -18 ()
C) 27 ()
D) 9 ()

Answer 1

$\large\boxed{\begin{array}{l}\rm 3x^2-9x+27=0\div3\\\rm x^2-3x+9=0\\\rm s=-\dfrac{b}{a}\\\\\rm s=-\dfrac{-3}{1}\\\\\rm s=3\\\rm p=\dfrac{c}{a}\\\\\rm p=\dfrac{9}{1}\\\\\rm p=9\\\huge\boxed{\boxed{\boxed{\boxed{\sf\red{\maltese}~\blue{alternativa~D} }}}}\end{array}}$