Question

Evaluate the following.
(10.2)2
​

Answer 1

Answer:

20.40

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

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