Find the vector equation of the line through (0,0,0) and (5,1,2) where tequals0 corresponds to the first given point and where tequals1 corresponds to the second given point.

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?

Change negative exponents to positive. then solve. round to four decimal places