Which statement best describes f (x) = negative 2 StartRoot x minus 7 EndRoot + 1?

Volume of cylinder with a radius of 8cm and height of 25 cm

Graph the equation. select integers for x

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