The vector u = (2500, 4900) gives the number of units of two models of laptops produced by a company. The vector v = (1700, 1450) gives the prices (in dollars) of the two models of laptops, respectively. Use dot products to determine the revenue for these two laptops if the price of each is increased by 4%.

Question

anonymous · Answer

A.	
 
$11,657,800
 
 B.	
 
$11,525,000
 
 C.	
 
$11,809,200
 
 D.	
 
$11,667,100
 
 E.	
 
$11,639,200
 
these are the options

turingtest · Answer

As the problem suggests this is simply$$\overrightarrow{u}*\overrightarrow{v}$$that way each number of computers will be multiplied by the proper price.

anonymous · Answer

ok when i did that i got 11,355,000

turingtest · Answer

oh sorry you need to change the prices first :/
but that shouldn't be too hard to raise the prices 4%, right?

anonymous · Answer

right! i can do that

anonymous · Answer

i got c!!!! thanks so much

turingtest · Answer

congrads