Chris invested $450 he earned a simple interest of 4%. How much interest did Chris earn at the end of 2 years

Manuela solved the equation below. what is the solution to manuela’s equation?

What is the domain of the step function f(x)=[2x]-1?

Aquality characteristic of new iphone x made at the amsterdam plant at apple computers has a manufacturing specification (in mm) of 0.200 +/- .07. historical data indicates that if the quality characteristic takes on values greater than 0.27 or smaller than 0.13 the component fails at a cost of20.19. based on these data: determine the taguchi loss function (must show work) calculate an estimated loss for a quality characteristic of .30 calculate an estimated loss for quality characteristic of .40.