(Choose 1 answer)
(See picture)
A. (ii)
B. None of the other choices is correct.
C. (iv)
D. (iii)
E. (i)
Express the area under the graph of f(x)=x3+1, from 0 to 4,as a limit.
n-1 1=0 n (i) lim 7200 1+64133n
n-1 i=0 (ii) lim 7200 + 1+4i3
n-1 (iii) lim - 7200 i=0 n 4i 3 n 1+
n-1 + (iv) lim 2200 i=0 n n
Q: 23
