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A certain bacteria culture has an exponential growth y = yo ekt If we start with 3000 bacteria, and in 2 hours has grown to 6000 and provide unlimited resources then we can grow_ bacteria in 15 hours? Note: Round your answer down to two digits after the decimal point. Ie 8.65783 becomes 8.65 and 0.64532 becomes 0.64. Do not round until the end of the calculation and do not round up. a) 3000 e 231 O b) 3000 e 1 38 O c) 3000 e 3.46 O d) 3000 e 5.19 Question 7 (1 point) Saved ------ at x = 2