What is the value of 28^2 + 29^2 + 30^2 + 31^2 + 32^2 ?	Options
A) 4298
B) 4508
C) 4510
D) 4528
E) 4538
This is what I did, all the nos are close to 30, and squared, so 30^2 plus there are 5 numbers, so (30)^2 x 5 =4500,   now squaring the last digits of each no individually comes up to   (4+1+0+1+4)= 
<gadget id="calculator">  (4+1+0+1+4)</gadget>
<output>10</output>
10.   when you add the 2 up it gives you a  (4500+10)= 
<gadget id="calculator"> (4500+10)</gadget>
<output>4_510</output>
4510,   Answer is 4510.
<result>C</result>
What is the value of 28^2 + 29^2 + 30^2 + 31^2 + 32^2 ?