[M] Repeat Exercise 37 for the functions Exercise 37:[M]

Chapter 4, Problem 38E

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QUESTION:

[M] Repeat Exercise 37 for the functions

\(\mathbf{f}(t)=3 \sin t-4 \sin ^{3} t\)

\(\mathbf{g}(t)=1-8 \sin ^{2} t+8 \sin ^{4} t\)

\(\mathbf{h}(t)=5 \sin t-20 \sin ^{3} t+16 \sin ^{5} t\)

in the vector space Span \(\left\{1, \sin t, \sin ^{2} t, \ldots, \sin ^{5} t\right\}\).

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QUESTION:

[M] Repeat Exercise 37 for the functions

\(\mathbf{f}(t)=3 \sin t-4 \sin ^{3} t\)

\(\mathbf{g}(t)=1-8 \sin ^{2} t+8 \sin ^{4} t\)

\(\mathbf{h}(t)=5 \sin t-20 \sin ^{3} t+16 \sin ^{5} t\)

in the vector space Span \(\left\{1, \sin t, \sin ^{2} t, \ldots, \sin ^{5} t\right\}\).

ANSWER:

Solution 38E

Step 1 of 11

Consider the functions:

To study about the graph of the function, first draw the graph by using Maple.

Maple Input:

> Picture 2

Maple Output:

Picture 1

Observed that, the function value of  is 1 at. Generally  value is 1 when.

If substitute, then.

For, then

For, then

For, then

For, then

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