For 2 and 5 how do I rewrite the sum and find the area under the graph

2. CalC5a00b 10 pts possible Rewrite the sum (5 + (2)73+(10+(2)3}+..+ (30+(9)"} "[ (si + (:)'] using sigma notation. . 2. Isfit ( Bi) ?} . 3. . 4. [s(it (;)23 i=1 . 5. i= 1 . 6. [ s( it ( )?} rur w/u explo 5. CalC5a05a 10 pts possible The graph of a function f on the interval (0, 10] is shown in O 1. area ~56 O 2. area ~ 57 8 0 3. area ~ 58 4. area ~ 54 5. area ~ 55 2 10 Estimate the area under the graph of f by dividing [0, 10] into 10 equal subintervals and using right endpoints as sample points