If 5 men complete a task in 3 days, how long would it take 2 men, working at the same rate,
to complete the same task?
Answer​

7.5 days

Step-by-step explanation:

Total mandays needed

5 men complete a task in 3 days

5 * 3 = 15 mandays

2 men, working at the same rate,

15 / 2 = 7.5 days

step-by-step explanation:

f(x)=2x^2 -1 

translation is a function transformation that transform the function in a way of translating. by translating the function its graph is moved  up an down. moving the function f(x) 2 units to the left will be the new function g(x) with the equation: g(x)=f(x+2)=2(x+2)^2 -1