Question

solve the initial value problem
(D^2+1^2)y=0, y(0)=1, y'(0)=-2​

Answer 1

Answer:

Step-by-step explanation

Cells are the basic building blocks of all living things. The human body is composed of trillions of cells. They provide structure for the body, take in nutrients from food, convert those nutrients into energy, and carry out specialized functions

Answer 2

Answer:

sorry I don't know for better understanding you can Search on internet