Given the function f(x), find the corresponding output values f(x), for the given input (x) values. SHOW WORK.
x f(x)=1/(x+1)-2 F(x)

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a. about 4 b. about 8 c. about 40 d. about 21

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.