kcrosier2004 kcrosier2004
  • 12-05-2020
  • Mathematics
contestada

(5x+1)(5x-1) combine terms

Respuesta :

ley00
ley00 ley00
  • 12-05-2020

Answer:

25x^2 -1

Step-by-step explanation:

If you multiply parentheses:

(5x*5x) + (5x*-1) + (1*5x) + (1*-1)

25x^2 - 5x + 5x -1

25x^2 -1

A simpler way is to memorize this formula

(Square1 - square2)= (sqrt of square1- sqrt of square2)*(sqrt of square1 + sqrt of sqaure2)

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