Solve the differential equation (explicit solution). y'+1/2xy =1/squareroot x 3x -1/x^2 - x

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.

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?