a) Find a formula to approximate the above integral using n subintervals and using Midpoint Rule. 5/n (enter a formula involving n alone). b) Evalute the formula using the indicated values. n = 10: 48.75 L(7x + 8) d. dx n=100: 56.625 n = 1000: 57.0625 c) Find the limit of the formula, as →∞o, to find the exact value of the integral. 57.5

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 38CT
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(7x + 8) dx
a) Find a formula to approximate the above integral using n subintervals and using Midpoint Rule.
5/n
(enter a formula involving n alone).
b) Evalute the formula using the indicated n values.
= 10: 48.75
n=100: 56.625
n=1000: 57.0625
n=
c) Find the limit of the formula, as n→ ∞o, to find the exact value of the integral.
57.5
Transcribed Image Text:(7x + 8) dx a) Find a formula to approximate the above integral using n subintervals and using Midpoint Rule. 5/n (enter a formula involving n alone). b) Evalute the formula using the indicated n values. = 10: 48.75 n=100: 56.625 n=1000: 57.0625 n= c) Find the limit of the formula, as n→ ∞o, to find the exact value of the integral. 57.5
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