kinbross0911 kinbross0911
  • 08-01-2022
  • Mathematics
contestada

use polynomial identities to multiply (5-4x3)(5+4x3)

Respuesta :

aayu0302
aayu0302 aayu0302
  • 08-01-2022

Answer:

-119

Step-by-step explanation:

(5-4x3)(5+4x3)

=> 5² - (4x3)²                        [Identity: (a+b)(a-b) = a² - b²]

=> 25 - 12²

=> 25 - 144

=> -119

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