Use the variation of parameters method to solve the dr y" + y' - 2y = 1

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?