A+b=21 a-b=9 aflati cat este a si b

Ared balloon starts at 7.3 meters off the ground and rises at 2.6 meters per second. a blue balloon starts at 12.4 meters off the ground and rises at 1.5 meters per second. when will the balloons be at the same height?

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting