Find the product (8x-4) (8x+4)

64x2-16

Step-by-step explanation:

The above expression is of the form:

(

a

-

b

)

(

a

+

b

)

where,

a

=

8

x

b

=

4

As per property:

(

a

-

b

)

(

a

+

b

)

=

a

2

-

b

2

Applying the above property to the expression provided:

(

8

x

-

4

)

(

8

x

+

4

)

=

(

8

x

)

2

-

4

2

=

64

x

2

-

16