Question

(it) (637)2 – (636)2​

Answer 1

Answer:

602.. ANS ..

Step-by-step explanation:

HOPE IT HELPS... OK

Answer 2

Answer:

(637)2 – (636)2=1273

Step-by-step explanation:

(637)2 – (636)2

the above equation is in the form of a2-b2=(a+b)(a-b)

here,

a=637,b=636

(637)2 – (636)2=(637+636)(637-636)

=(1273)(1)

=1273

(637)2 – (636)2=1273