Use laplace transform to solve: d^2y/dt^2- 2dy/dt + 2y = e^-t

Listed below are the measured radiation absorption rates? (in w/kg) corresponding to 11 cell phones. use the given data to construct a no plot and identify the 5- number summary

Question and answers are in the attached picture. you so much in advance.

Which of the following is true for the relation f(x)=2x^2+1