nesha95 nesha95
  • 28-05-2021
  • Mathematics
contestada

The coefficient of x in the expansion of
(x+3)(x-1) is
​

Respuesta :

kirabowen15
kirabowen15 kirabowen15
  • 28-05-2021
x^2 + x + 3x - 3
x^2 + 4x - 3

Therefore the coefficient of x in expansion is 4.
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