Question

evaluate (10.8)^3 using formula​

Answer 1

Answer:

Using (a+b)

2

=a

2

+2ab+b

2

We can write (10.2)

2

=(10+0.2)

2

= (10)

2

+2(10)(0.2)+(0.2)

2

= 100+4+0.04

Hence the answer is 104.04