Q.

What are the first four square number?


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a

1, 4, 6, 16

b

1, 4, 8, 16

c

1, 4, 9, 16

d

1, 4, 12, 16 

answer is B.

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Detailed Solution

It is required to find the first four square numbers.
The four natural numbers are 1, 2, 3, 4.
Now square them,
1 2 =1 2 2 =4 3 2 =9 4 2 =16  
So, the first four square numbers are 1, 4, 9, 16.
Therefore, option 2 is correct.
 
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