ethanpham04 ethanpham04
  • 20-07-2021
  • Mathematics
contestada

Express (root 19 - root 7)(root 19 + root 7) in simplest form.

Respuesta :

moanaofisa19
moanaofisa19 moanaofisa19
  • 20-07-2021

Answer

root 354

Step-by-step explanation:

Answer Link
s1m1
s1m1 s1m1
  • 20-07-2021

Answer:

12

Step-by-step explanation:

(√19 -√7)(√19 +√7)

( a +b)( a -b) = a²-b²

(√19)² -(√7)² = 19 -7 = 12

Answer Link

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