# If the student carries out the multiplication in the

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3. A functionfis graphed below.-4-3-2-112x12345678yEstimate the area between thex-axis and the graph offfromx=-4 tox= 2 using:(a) (2 pts)L3(b) (3 pts)R6(c) (2 pts) Use the upper sum withn= 3 to give an upper bound to the area. (roughly estimate ay-value if itis not a whole number).(d) (2 pts) Use the lower sum withn= 3 to give a lower bound for the area. (roughly estimate ay-value if it isnot a whole number).2-(-4)
4. (4 pts) Find a functionfon [2,5] such that the limit below is equal tolimn→∞Rn.limn→∞nXi=1r2 +3in·e2+3in·3n.3
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