What are the domain and range of the real-valued function f(x)=2/x? select one: a. the domain is all real numbers except 0. the range is all real numbers except 0. b. the domain and the range are all real numbers. c. the domain is x> 0. the range is f(x)> 0. d. the domain is all real numbers except 0. the range is all real numbers.

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.

How much is $1200 worth at the end of1 year,if the interest rate is 5.5% is compounded quarterly.

Tom and lilly rented a house for $12,000 last year. at the start of the year they bought the house they had been renting directly from the owner for $250,000. they believe they could rent it for $12,000 this year, but stay in the house. how much does tom and lilly’s decision to buy the house change gdp? a. it reduces gdp by $12,000 b. it does not change gdp c. it raises gdp by $238,000 d. it raises gdp by $250,000