MATH 224 (MATH 224)
Northwestern University
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![Math 224 Exam 1 Questions & Answers Graded A.](/docpics/5f3937b32146c_791096.jpg)
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Math 224 Exam 1 Questions & Answers Graded A.
- Exam (elaborations) • 8 pages • 2020
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Math 224 Exam 1 Questions & Answers
Question 1. Consider the following integral:
∫ π cos2(
 



) sin3( )
 
0
(a)	(10 points):	Evaluate the integral.
 
x	x dx.
 

 


(b)	(5 points):	Which of the following expressions represents the integral as a Riemann sum with right endpoints? (Circle your answer)

A.	lim Σ πi cos2. π Σ sin3. π Σ


 

B.	lim
 
nΣ−1 π cos2. πi Σ sin3. πi Σ	D.	lim Σ
 
cos2. πi Σ sin3. πi Σ
 

Question 2. (10 points):	Let f be a continuous function. Compu...
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