jdjddmdmd jdjddmdmd
  • 21-06-2021
  • Mathematics
contestada

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

It’s either
2
-2
-3
4

Respuesta :

Аноним Аноним
  • 21-06-2021

Answer:

[tex]{ \tt{(x + 3)(x - 1)}} \\ = { \tt{ {x}^{2} - x + 3x - 3 }} \\ = { \tt{ {x}^{2} + 2x - 3 }} \\ \\ { \boxed{ \bf{coefficient = 2}}}[/tex]

Answer Link
maysifb maysifb
  • 21-06-2021
The. right answer is 2
Answer Link

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