What is the full form of computer

What is secondary exchange ? - apex a. returning a product you are unhappy with b. buying the same product more than once c. buying from people instead of companies d. recycling a previously recycled product

Using least squares fitting, you are to fit the data sets to the following models and solve for the parameters ai , where i is the index of the parameter. the input/output data for the systems are linked in the bblearn site. for each of the systems use matlab to plot the supplied data vs. the model fit on one plot. include your code in the solutions. (a) linear fit "lineardata.mat" y=a1x^3 + a2x^2 + a3x + a4 (b) plant fit "plantdata.mat g(s) = a1/(s + a2)

What are the different parts of computer