If -1 ≤ x ≤ 8 and -1 ≤ y ≤ 10, then what is the range of xy?

What is the prime factorization of 23 ?me with this question

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

How to find the exponential function y=ca^x, with points (1,2) and (2,1)