amswer please the sum with formula
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= 3 + n(n-1)
= 3 + 30(30-1)
= 3 + 30 * 29
= 873
= 3 + 30(30-1)
= 3 + 30 * 29
= 873
battlerun:
no sir no the answer
is it 873.
yes but whats the formula?
3,5,9,15,23,33,45,59,75, 93,113,135,159,185,213,243,275,309,345,383,423,465,509,555,603,653,705,759,815,873.
(or)
= 3 + n(n-1)
= 3 + 30(30-1)
= 3 + 30 * 29
= 873
(or)
= 3 + n(n-1)
= 3 + 30(30-1)
= 3 + 30 * 29
= 873
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