An airplane is landing at Memphis International Airport. The airplane is currently flying at a height of 13,000 feet. The airplane begins its decent to the landing strip at a constant rate of 500 feet per second. The airplane will continue its constant decent until it lands. Write an expression to represent the airplane's decent until it lands. A) 13000+500s

B) -500s +13000

C) 13000-26s

D) 26s+13000

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 first step of an indirect proof of a number that is divisible by two

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?