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**ESC 251** **Homework 2** **Due: Sep. 5**

- 1)
- (2 pts) Suppose you have the following vectors/matrices with indicated
dimensions:

What are the resulting dimensions of the following calculations:

If you cannot perform an operation, state why not. Also, if the result
is a vector, state whether it is a row vector or column vector.

- 2)
- (4 pts) Given the vectors

compute the following:
- 3)
- (11 pts) Given the quantities

compute the following:
If a quantity cannot be computed, state the reason why.
- 4)
- (6 pts) For
and
as defined in Problem 4, compute
- 5)
- (2 pts) Prove that

2018-08-31