alexajules alexajules
  • 23-02-2022
  • Mathematics
contestada

Subtract the following Polynomials.
1. 10x²y–5x²y=

2. -3x–(5x)–(-2x)=​

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Jiangshi
Jiangshi Jiangshi
  • 23-02-2022

[tex]1. \: \: 10 {x}^{2} y - 5 {x}^{2} y = 5 {x}^{2} y \\ 2. \: \: - 3 x - (5x) - ( - 2x) \\ \: \: - 3x - 5x + 2x = \\ \: \: - 8x + 2x = - 6x[/tex]

Hope this helps :)

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fieryanswererft
fieryanswererft fieryanswererft
  • 23-02-2022

Answer:

(a)

  • 10x²y–5x²y
  • 5x²y

(b)

  • -3x– (5x)– (-2x)  
  • -3x -5x +2x              apply :  [ ( - (-a) ) = +a ]
  • -6x

add similar elements together; simplify.

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