1. Gasoline is being added to a supply in a storage tank at the rate of 4t2e-0.03t3 gallos/minute, How many gallon are added to the tank during the first ten mintutes? Round your answer wih two digits on the right side of decimal point.
2. Evaluate -1∫2 x2/(x3 + 2)3 dx, Round your result with two digits on the right side of decimal point.
3. Evaluate 0∫3 v2+1 /√v3 + 3v + 4) dv, Round your result with two digits on the right side of decimal point.