Multiple choices 39/50
(Choose 1 answer)
(See picture)
A. (i)
B. (iii)
C. (iv)
D. (ii)
A formula for the sum of the first n odd positive integers is
(i) n(n+1)
(ii) (n+1)2
(iii) (n-1)2
Next
(iv) n²
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