angelica51 angelica51
  • 24-05-2018
  • Mathematics
contestada

What is -2^2? I think it’s 4, but when I use a calculator it gives me -4.

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hannahpalmario hannahpalmario
  • 24-05-2018
it is 4 since a negative multiplied by a negative gives you a positive
when you enter it into a calculator, put the -2 in parentheses like this (-2)^2
this should give you 4 
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Srimjal Srimjal
  • 24-05-2018
(-2)×(-2)=4 because when we multiply (-)with (-),it'll be 4.
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