ab165
ab165 ab165
  • 01-05-2020
  • Mathematics
contestada

can someone work this out ? thank you

can someone work this out thank you class=

Respuesta :

devishri1977
devishri1977 devishri1977
  • 01-05-2020

Answer:

Step-by-step explanation:

(x + y)² - (x - y)² = 4xy

t = a² - b²

= (√8+2)²-(√8-2)²                    (here, x = √8 & y = 2}

=4*√8*2

=8√8

=8√2*2*2

=8*2√2

=16√2

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