chathu5 chathu5
  • 11-08-2020
  • Mathematics
contestada

how do i solve this ?(x+3)(x-5)=

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konrad509
konrad509 konrad509
  • 11-08-2020

[tex](x+3)(x-5)=x^2-5x+3x-15=x^2-2x-15[/tex]

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devishri1977
devishri1977 devishri1977
  • 11-08-2020

Answer:

Step-by-step explanation:

Use FOIL method

(x + 3)(x - 5) = x*x  + x *(-5)  + 3*x +  3*(-5)

                    = x² - 5x  +3x - 15  {add like terms}

                    = x² - 2x -15

Answer Link

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