maelaime2006
maelaime2006 maelaime2006
  • 24-08-2021
  • Mathematics
contestada

hi how to solve this question n(n+1)2
; where n=9


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Respuesta :

zibahkeshiro
zibahkeshiro zibahkeshiro
  • 24-08-2021

Answer:180

Step-by-step explanation:

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sakina12
sakina12 sakina12
  • 24-08-2021

.

Answer:

2×9(9+1)

18(10)

.180.

Answer Link

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