Lucy measured a line to be 21.9 inches long. If the actual length of the line is 17 inches, then what was the percent error of the measurement, to the nearest tenth of a percent?

What point is the projection of q on a) r b) s c) t

If f(x) = 4x – 3 and g(x) = 8x + 2, find each function value a.f[g(3)] b.g[f(5)] c.g{f[g(-4)]}

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years