Worth 20 points Plot -2 1/4 and 4 1/4 I would be nice if you could put the points on the attachment

Plz which expression is equivalent to the expression below?

What other information do you need to prove triangle dac=bca by asa

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