Use the REGRESSION feature on a graphing calculator.A particular bacterium is found to have a doubling time of 20 minutes. If a laboratory culture begins with a population of 300 of this bacteria and there is no change in the growth rate, how many bacteria will be present in 55 minutes? Use six decimal places in the interim calculation for the growth rate.

Fill in the blank(s) with the appropriate word(s).


2,018 bacteria

Mathematics

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Provide an appropriate response.Solve the system of equations using the substitution method:3x + 2y = 72x - 7y = 13

A. x = -3, y = 8 B. x = 3, y = -1 C. x = -1, y = 5 D. x = 10, y = 1

Mathematics

Multiply and simplify.( + )( - )

A. 13 - 2
B. 13 - 2
C. 11
D. 15

Mathematics

Solve. = 

A. 9, -9 B. 9 C. 81 D. -9

Mathematics

Solve the problem.Find the height of a moving box if its length is 31 in., its width is 29 in., and its surface area is   Assume that the surface area includes the top of the moving box.

A. 29 in. B. 11,687 in. C. 13 in. D. 31 in.

Mathematics