Question

u use (a - b)2 = a ?- 2ab +62 to evaluate the following:
(9•8)2​

Answer 1

Step-by-step explanation:

Using the given identity (a−b)

2

=a

2

−2ab+b

2

to evaluate (9.8)

2

We can write (9.8)

2

= (10−0.2)

2

∴ (10−0.2)

2

= 10

2

−2(10)(0.2)+0.2

2

= 100−4+0.04

Hence the answer is 96.0

Answer 2

Answer:

sry I don't know answer

Step-by-step explanation:

sry I don't know answer