What is the value of the y-intercept of the graph f(x)=138⋅1.9^x?

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?

Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite. x + y = 5 x + y = 7 {} 1 solution infinite

If bill bought a home for $210,000 and he sold it a year later for $120,000 his percentage of loss is