answer plzzzzzzzzzzz
Attachments:
Answers
Answered by
1
here you go.......... .
Attachments:
Answered by
0
(2a+b)^2 -(6a-3b) -4
(2a+b)^2 -3(2a+b) -4
let. 2a+b = X
X^2 -3X -4
=X^2 -4X+X -4
=X(X-4) +1(X-4)
=(X+1)(X-4)
putting value of X
(2a+b+1)(2a+b-4)
answer.....
(2a+b)^2 -3(2a+b) -4
let. 2a+b = X
X^2 -3X -4
=X^2 -4X+X -4
=X(X-4) +1(X-4)
=(X+1)(X-4)
putting value of X
(2a+b+1)(2a+b-4)
answer.....
Similar questions