Question

20. Factorize:
81x*- y"​

Answer 1

Sorry i no these answer

Answer 2

Answer: Since both terms are perfect squares, factor using the difference of squares formula,

a

2

−

b

2

=

(

a

+

b

)

(

a

−

b

)

where

a

=

9

x

and

b

=

y

.

(

9

x

+

y

)

(

9

x

−

y

)

Step-by-step explanation: