Question

THE FACTORISATION OF x2-9 is
(1)=(x-3)2​

Answer 1

Answer:

no i will give you the right answer

Step-by-step explanation:

x²-9 = (x-3) (x+3)

Answer 2

Step-by-step explanation:

Explanation:

x

2

−

9

is a

difference of squares

and in general factorises as

∙

x

a

2

−

b

2

=

(

a

−

b

)

(

a

+

b

)

here

a

=

x

and

b

=

3

⇒

x

2

−

9

=

(

x

−

3

)

(

x

+

3

)

your Answer