(8+3root2) ×(8-3root2)
Attachments:
Answers
Answered by
3
Hola Friend!!!
( 8 + 3√2 ) ( 8 - 3√2 )
( a + b ) ( a - b ) = a² - b²
so ....
( 8 + 3√2 ) ( 8 - 3√2 ) = 8² - ( 3√2 )²
= 64 - ( 9 × 2 )
= 64 - 18
= 46....
Hope it helps
( 8 + 3√2 ) ( 8 - 3√2 )
( a + b ) ( a - b ) = a² - b²
so ....
( 8 + 3√2 ) ( 8 - 3√2 ) = 8² - ( 3√2 )²
= 64 - ( 9 × 2 )
= 64 - 18
= 46....
Hope it helps
Answered by
1
I think it is right answer
Attachments:
Similar questions