Differential Equations

  1. The rate of growth of the population, assuming that the rate of growth of the population is proportional to the population size is:
    • P'(t)=kP
  2. The solution for the following differential equation:
  3. Another way to write the solution for the following equation, when M (carrying capacity) is considered
  4. A separable differential equation dy/dx can be re-written as:
  5. Differential equation to model current in an electric circuit:
    • L= inductance(H)
    • I= current(amperes)
    • R= resistance(Ω)
    • t= time(s)
    • E=energy/voltage(V)
  6. Differential equation used in "mixing problems"
  7. Equation for the law of natural growth:
  8. The equation for the law of natural growth is . Solve the differentiable equation.
    • e^C= A
    • A=initial population
  9. Differential equation modeling population growth and carrying capacity, also known as a logistic differential equation:
  10. Solve the differential logistic growth equation
  11. Solution for the differential logistic growth equation
  12. In the following equation, what does A represent?
  13. The form of a first order, linear, differential equation:
  14. What is the integration factor?
    • We try to find  so that the left side, when multiplied by I(x), becomes the derivative of the product
  15. Another format for the integration factor:
  16. Newton's law of cooling. Solve for the differential equation
  17. Area for:
  18. Arc length for a parametric equation
  19. Surface area for a parametric around the x-axis
  20. To find the Cartesian coordinates (x,y) when the polar coordinates (r,θ)  are known:
  21. To find the polar coordinates (r,θ) when the Cartesian coordinates (x,y) are known:
  22. Slope formula for polar coordinates
  23. Length of a curve in polar coordinates
  24. Basic form of a first order linear differential equation (that cannot be separated)
Author
saucyocelot
ID
358830
Card Set
Differential Equations
Description
Ch. 9 differential equations and Ch 10 parametrics
Updated