Answer:
(X^2+x−6)⋅2x(x+2
Step-by-step explanation:
The ODE has characteristic equation

with roots
, and hence the characteristic solution

For the particular solution, assume an ansatz of
, with derivatives


Substituting these into the ODE gives

so that the particular solution is

The unit rate is 9 an hour
Answer:
C
Step-by-step explanation:
You can't divide 12 by 9, if you want a number with no decimals that is.
The total cost is given by
2.5x + 0.5f, where x represents the amount of excellent-condition paperbacks and f is is the amount of fair-condition paperbacks.