a) Estimate the area under the graph of the function f(x)=1

x+4

from x=0

to x=5

using a Riemann sum withn=10

subintervals and right endpoints.

Round your answer to four decimal places.

area =

(b) Estimate the area under the graph of the function f(x)=1

x+4

from x=0

to x=5

using a Riemann sum withn=10

subintervals and left endpoints.

Round your answer to four decimal places.

area =