A weight-lifter raises a 2000 N weight through a vertical height of 2.0m in 0.80 s. What useful power does he develop in doing this?
A
800 W
B
3200W
с
4000 W
D
5000W

For the below questions, consider a consumer that consumes two goods, x and z with the following utility function. u with bar on top space equals space x to the power of 1 third end exponent z to the power of 2 over 3 end exponent suppose initial values for income and the prices of goods x and z are y equals 90, p subscript x equals space 10, and p subscript z equals 15 respectively, then the price of good x falls to syntax error from line 1 column 89 to line 1 column 100. unexpected '\'.. what is the magnitude of the total effect