Solve the problem.Suppose that the population of a certain type of insect in a region near the equator is given by  where t represents the time in days. Find the rate of change of the population when 

A. 5.5 insects/day
B. 1.8 insects/day
C. 3.4 insects/day
D. 2.8 insects/day


Answer: B

Mathematics

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Find the eccentricity of the ellipse.x2 + 2y2 = 6

A.  
B.
C.
D.

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Use truth tables to test the validity of the argument.p ? q? ~q

A. Invalid B. Valid

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Solve the equation using the square root property.(2x - 5)2 - 81 = 0

A. {2, -7} B. {4, -14} C. {7, -2} D. {14, -4}

Mathematics

Simplify, where possible.6a - 4b + 2

A. -2a + 2 B. 2ab + 2 C. 6a - 4b + 2 D. 4ab

Mathematics