Answer:
3)
Step-by-step explanation:
Answer: The answer is the second one from the top so the 1/3 with the 8 on the bottom.
Step-by-step explanation: No
Answer:
Step-by-step explanation:
Given that
, 
Interval length = 3-0 =3
No of intervals= 6
Hence the end points are

Right end points are
x 0.5 1 1.5 2 2.5 3 total
f(x) -2.875 -5 -5.625 -4 0.625 9 -7.875
Integral value 0.5*(-7.875) -3.9375
So Riemann sum is -3.9375
= -3.938