The digit in unit s place of the number (1570)2 + (1571)2 + (1572)2 +

1.	The digit in unit s place of the number (1570)2 + (1571)2 + (1572)2 + (1573)2 is :
A.	4
B.	1
C.	2
D.	3
Answer» B. 1

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The digit in unit s place of the number (1570)2 + (1571)2 + (1572)2 + (1573)2 is :

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