rebekamata
rebekamata rebekamata
  • 01-12-2019
  • Mathematics
contestada

how do i simplify 5 √640

Respuesta :

alinateow
alinateow alinateow
  • 01-12-2019
Ans : 126 ( to 3 sf )

workings in the pic below :)
Ver imagen alinateow
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salatulmaghrib
salatulmaghrib salatulmaghrib
  • 01-12-2019
5 sqrt(640)=
5 sqrt(2*2*2*2*2*2*2*5)=
5 sqrt((2^3)^2*2*5)=
5 sqrt(8^2*10)=
5*8 sqrt(10)=
40 sqrt(10)
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