Solve the problem.The number of bacteria growing in an incubation culture increases with time according to  where x is time in days. Find the number of bacteria when  and .

A. 2400 bacteria; 36,000 bacteria
B. 7200 bacteria; 583,200 bacteria
C. 2400 bacteria; 583,200 bacteria
D. 2400 bacteria; 64,800 bacteria


Answer: C

Mathematics

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Divide. Write with positive exponents.

A. 8x2 + 7 + 
B. 8x + 7 +  
C. 8x + 7 + 
D. 8x2 + 7 + 

Mathematics

Complete.2.699 kg =  g

A. 2699 B. 0.02699 C. 26.99 D. 0.002699

Mathematics

Solve.Bob owns a watch repair shop. He has found that the cost of operating his shop is given by  where c is cost and x is the number of watches repaired. How many watches must he repair to have the lowest cost?

A. 36 watches B. 40 watches C. 72 watches D. 35 watches

Mathematics

Verify the identity. = cos x + cot x

What will be an ideal response?

Mathematics