Solve the problem.After introducing an inhibitor into a culture of luminescent bacteria, a scientist monitors the luminosity produced by the culture. Use a graphing utility to fit a logarithmic function to the data. Predict the luminosity after 20 hours.
A. y = 100.5 - 32.7 ln (x), 2.54
B. y = 112.97 - 45.97 ln (x), -24.74
C. y = 98.75 - 32.66 ln (x), 0.91
D. y = 107.55 - 41 ln (x), -15.27
Answer: C
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Factor completely. If the polynomial cannot be factored, write "prime."x2 - 10x + 16
A. (x - 2)(x - 8) B. (x + 2)(x - 8) C. (x + 2)(x + 8) D. (x - 2)(x + 8)
Provide an appropriate response. The compound amount when an investment is compounded continuously is A = Peni Where A = compound amount, P = original principal, n = number of years, and i = interest rate per year. Let P = 1000, I = 0.1, and n = 5, then find A.
A. $13,189.77 B. $3297.44 C. $6594.89 D. $1,648.72
A basket contains five red balls, four white balls and three blue balls. Two balls are drawn, one after the other, with the first ball replaced before the second is drawn.Find the probability of drawing a white ball and a red ball.
What will be an ideal response?
Simplify the expression. Assume that all variables are positive when they appear.(
+ 
)(
- 
)
A. 15
B. 13 - 2
C. 13 - 2
D. 11