(a) Use the tabular method of integration by parts to determine [(x – 2x +1)sin xdx (b) Show that sin(x) cos(nx)dx= 1+ (-1)" 1-n² Hint: You may find the following results useful: 1 2 1 sin(A+B)+ sin(A - B) sin(4) cos(B): cos ((1+ n)π) = cos((1-n)n) =-(-1)"

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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(a) Use the tabular method of integration by parts to determine
[(r–2x+1)sin xdx
(b) Show that
js
[sin(x) cos(nx)dx=
1+ (-1)"
1-n²
Hint: You may find the following results useful:
sin(4) cos(B) = =sin(A+B) +=sin(A - B)
cos ((1+n)) = cos((1 − n)™) = −(−1)"
Transcribed Image Text:(a) Use the tabular method of integration by parts to determine [(r–2x+1)sin xdx (b) Show that js [sin(x) cos(nx)dx= 1+ (-1)" 1-n² Hint: You may find the following results useful: sin(4) cos(B) = =sin(A+B) +=sin(A - B) cos ((1+n)) = cos((1 − n)™) = −(−1)"
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