Aballoon rises at a constant rate will rise farther in 60 seconds than in 45 seconds. which inequality shows this in function notation

Write the fraction or mixed number and the decimal shown by the model

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.

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0