Question

ayudaaa porfaaa urggg

Answer 1

RESOLUCIÓN :


DEL GRÁFICO SE OBTIENE :

$3.(4x) .(5-x)= x.(4x-5) 12x(5-x)=4 x^{2} -5x 60x-12 x^{2} =4 x^{2} -5x 0=16 x^{2} -65x+0\ \textgreater \ \ \textgreater \ \ \textgreater \ factorizar x( 16x-65)=0------igualamos a 0 x=0 16x-65=0 16x=65 x=65/16 \\ \\ \boxed{x=4.06}}$