A car and a truck started toward each other at the same time from towns 345 miles apart. The car drove at 73 mph and the truck at 65 mph. How long did they drive before they passed each other on the road?

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

What is the size of the matrix resulting from

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