Find the length of the potenuse of the triangle
1/3 and 4/5

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

Given the equation    = 5, solve for x and identify if it is an extraneous solution

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a. m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?