If f'(x) = (2–2x)e^(1-x) which of the following statements is true about the graph of f(x)? Select one:
O a. f(x) is increasing and concave down on
(2,5)
O b. f(x) is decreasing on and concave down on (0,2)
O c. f(x) is decreasing and concave up on (0,2)
O d. f(x) is decreasing and concave up on (2,5)
Check

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16

Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187