A student must choose between 7 classes to take at 8:00am, 4 classes to take at 9:00am, and 3 classes to take at 10:00am.
How many ways can the student arrange the schedule?

(! ) three cylinders have a height of 8 cm. cylinder 1 has a radius of 1 cm. cylinder 2 has a radius of 2 cm. cylinder 3 has a radius of 3 cm. find the volume of each cylinder

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Determine domain and range, largest open interval, and intervals which function is continuous.