Diane places a bottle of water inside a cooler. As the water cools, its temperature C (t) in degrees Celsius is given by the following function, where t is the number of minutes since the bottle was placed in the cooler. C(t)=7+17e_0'034t Diane wants to drink the water when it reaches a temperature of 21 degrees Celsius. How many minutes should she leave it in the cooler? Round your answer to the nearest tenth, and do not round any intermediate computations. D minutes X S)