Provide an appropriate response.Suppose that A is an m × n matrix and B is a p × q matrix. Under what condition(s) can the product AB be found? Under what condition(s) can the product BA be found?

A. AB can be found if m = p;
BA can be found if n = q.
B. AB can be found if q = m;
BA can be found if n = p.
C. AB can be found if m = q and n = q;
BA can be found under the same conditions.
D. AB can be found if n = p;
BA can be found if q = m.


Answer: D

Mathematics

You might also like to view...

Find an antiderivative of the given function.4 cos 2x

A. - 8 sin 2x B. 2 sin 2x C. 4 sin 2x D. sin 2x

Mathematics

Divide and write the answer as a mixed number in simplest form.4 ÷ 2

A. 2 
B. 3 
C. 2 
D. 2

Mathematics

Simplify the expression. Assume all variables represent nonnegative real numbers. ? 

A.
B.
C.
D.

Mathematics

Convert from dollars to cents.$282.93

A. 28,293,000¢ B. 28,293¢ C. 2,829,300¢ D. 282,930¢

Mathematics