Sum of 42 odd numbers is? Choose the correct answer:
A) 1764  B) 1774  C) 1784  D) 1794  E) 1754
sum of 1st n odd no.s = 1+3+5+7+... = n^2   so, Sum of 1st 42 odd numbers = 42^2 = 1764   1764NSWER:1764
<result>A</result>
Sum of 42 odd numbers is?