What is the operating system on an IBM computer?

Now, open this passage to read about fafsa requirements. describe the information you will need to provide in order to complete a fafsa. list at least three of the required documents you must include.

For positive constants a and b, the force between two atoms in a molecule is given f(r) = −a r2 + b r3 , where r > 0 is the distance between the atoms. note: a and b are upper case letters. (a) find f '(r) = (b) find the critical point for f(r). r = (c) find f ''(r) = (d) find the value of r so that f ''(r) = 0.

100 pts. first person gets brainliest