When you use a stored-value card (gift card), debit card, or credit card, the money you spend is coming from different places. From where is the money deducted when you use each card?

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?

What is the factored form of the following expressions? d^2 – 13d + 36