Question

(i)
Using the formula (a - b)2 = (a? - 2ab + b²),
(i) (196)
(ii) (689) 2
2
Gil 106​

Answer 1

Answer:

As far I can understand ur writing

Step-by-step explanation:

1)(200-4)^2

=(200)^2-2*200*4+(4)^2

=40000-1600+16

=40016-1600

=38416

2)(700-11)^2

= (700)^2-2*700*11+(11)^

=490000-15400+121

=490121-15400

=474721

HOPE IT HELPS