1 upon 4 k square-4 upon 9 r square
Answers
Answered by
2
I think it is helpful for you
Attachments:
Answered by
1
Hi ,
1/4k² - 4/9r²
= ( 1/2k)² - ( 2/3r )²
***********
We know the algebraic identity
x² - y² = ( x + y ) ( x - y )
***********************
= [ 1/2k + 2/3r ] [ 1/2k - 2/3r ]
I hope this helps you.
: )
1/4k² - 4/9r²
= ( 1/2k)² - ( 2/3r )²
***********
We know the algebraic identity
x² - y² = ( x + y ) ( x - y )
***********************
= [ 1/2k + 2/3r ] [ 1/2k - 2/3r ]
I hope this helps you.
: )
Similar questions