If it thermometer indicates 40°c what is the temperature in degrees fahrenheit

How do you determine whether a relationship represented as as graph is linear or nonlinear

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?