If X=t^3 + y^3 where t =a cos v and y= b sin v find dx/dv.​

How to use order of operation in 20 divide by 4 multiply 5 = 1

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?

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.