Define T : P3 P3 by T (f )(t) = 2f (t) + (1 t)f (t ). a. Show that T is a linear

Chapter 4, Problem 5

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QUESTION:

Define \(T:\ P_3\ \rightarrow\ P_3\) by

T(f)(t) = 2f(t) + (1 - t) f’(t).

a. Show that T is a linear transformation.

b. Give the matrix representing T with respect to the “standard basis” \(\{1,\ t,\ t^2,\ t^3\}\).

c. Determine ker(T) and image (T). Give your reasoning.

d. Let g(t) = 1 + 2t. Use your answer to part b to find a solution of the differential equation T(f) = g.

e. What are all the solutions of T(f) = g?

Questions & Answers

QUESTION:

Define \(T:\ P_3\ \rightarrow\ P_3\) by

T(f)(t) = 2f(t) + (1 - t) f’(t).

a. Show that T is a linear transformation.

b. Give the matrix representing T with respect to the “standard basis” \(\{1,\ t,\ t^2,\ t^3\}\).

c. Determine ker(T) and image (T). Give your reasoning.

d. Let g(t) = 1 + 2t. Use your answer to part b to find a solution of the differential equation T(f) = g.

e. What are all the solutions of T(f) = g?

ANSWER:

Problem 5

Define  by  

(a) Show that  is a linear transformation.

(b) Give the matrix representing  with respect to the standard basis  

(c) Determine Ker(T) and Im(T). Give your reasoning.

(d) Let . Use your answer to part (b) to find a solution of the differential equation  

(e) What are all the solutions of

                                                        Step by Step Solution

Step 1 of 5

Given transformation is  defined by

To prove that is linear.

Let  be two arbitrary elements such that  

Then, for any scalars  and ,

 

Since , therefore,   is a linear transformation.

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