NEED HELP WITH THESE PROBLEMS

The antiderivative of x) is unique. {:3} True {it} False Question 2 (1 point) Saved A function is continuous, nonnegative, concave upward, and decreasing on the interval [0, 3]. Which of the following is true? C] Left end point estimate is less than the right end point estimate. Left end point estimate is greater than the right end point estimate. C] Left end point estimate is the same as the right end point estimate. \fA gas sample has an initial pressure of 547 mm Hg and an initial volume of 0.500 L. What would the pressure be if the volume of the gas is decreased to 0.225 L? The temperature and the quantity of the gas are kept constant. if i} 1.60 x 10'3 atm 1.22 atm .1" 1.60 atm ("j 0.324 atm