(6 ) 0 a general 2 x 2 diagonal matrix has the form thus the two unknown o b real numbers a and b are needed to specify each 2 x 2 diagonal matrix. how many unknown real numbers are needed to specify each of the given matrices:
a) an upper triangular 2×2 matrix?
b) an m×n matrix?
c) a symmetric n×n matrix?

Find the product with the exponent in simplest form. then, identify the values of x and y. 6 ^ 1/ 3 • 6 ^ 1 /4 = 6 ^ x/ y

The manager at gabriela's furniture store is trying to figure out how much to charge for a book shelf that just arrived. the book shelf was bought at a wholesale price of $ 1 4 7 . 0 0 $147.00, and gabriela's furniture store marks up all furniture by 6 0 % 60%. at what price should the manager sell the book shelf?

Adolphin jumps from 5 feet below the surface of the sea. jane wrote -5 to represent the death from which the dolphin jumped. what does zero represent in this situation?