elenazotea4ozd5kd elenazotea4ozd5kd
  • 13-11-2017
  • Mathematics
contestada

completeaza cu semnele + - : * semnul * este semnul inmultirii
a) 1 2 3 =-1
b)-1 2 3 4=1
c)-1 2 3 4=-1

Respuesta :

dannielle
dannielle dannielle
  • 13-11-2017
1*2 - 3=2-3= -1
(-1 +2+3):4=(5-1): 4 =4 : 4 = 1
(-1+2) * 3 - 4 = - 1

Answer Link

Otras preguntas

If f(x) is 4x-3 what is (f^-1of) (10)
When MgCO3(s) is strongly heated, it produces solid MgO as gaseous CO2 is driven off.Does the oxidation number of carbon change upon the formation of CO2?
let g(x)=x-3 and h(x)=x^2+6 find (h o g) (1)
What are the characteristics of mass culture?
can u tell me how to solve this promblem 4/7 plus 3/7
2-3 facts about Warsaw Pact
What are the operation sines that make this statement correct? 3_5_7_18_3=14
which foods earthworms can digest?
Tennis balls with a diameter of 2.5 in. are packaged 3 to a can. The can is a cylinder. Find the volume of the space in the can that is not occupied by tennis b
You would expect a phosphorous-chlorine bond to be 1. nonpolar, with the neither end having a partial charge. 2. polar, with neither end having a partial charge