LarisaSem LarisaSem

26-02-2017
Mathematics

contestada

calculate:
a) (-2)⁻³ × 0,8+(-1)⁵+(-19+2005)⁰;
b)-0,(6)+0,1(6)-0,6;
c)(-43+3² ˣ2) : (-5)⁷+(-17+15) ˣ (-1)³.
please!i give in: 50 puncte:*

Respuesta :

syddddzz syddddzz

28-02-2017

all you have to do it simply follow the rules of operations

parentheses
exponents
multipcation
divison
addition
subtraction

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