October 2018 1 19 Report
AYUDA PLIS ..SON 2 EJERCICIOS!! PARA MAÑANA D,,:




con solucion porfavor :c

1.calcular M÷R si:
(son fracciones)
M=2/9÷4/27 y R=16/3÷-4

alternativas:
A)-9/7
B)9/4
C)9/8
D)8/9
E)-8/9


2. efectue
M=(7/15.5/14.9/2)+1/4
alternativas:
A)4
B)1
C)3
D)2
E)5
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