Perform the operation. Write the answer as a fraction in lowest terms.
- 
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.During a fermentation experiment, the population P (in millions per mL) of bacteria Lactobacillus fermentum after t hours in a wheat medium satisfied the differential equation 
= 0.517P
.Find P(1) = 2 using the Runge-Kutta method with a step size of 0.2 on 
A. -3.40086 B. 3.397296 C. -3.397296 D. 3.40086
Solve the problem.When a tow truck is called, the cost of the service is given by the linear function 
, where y is in dollars and x is the number of miles the car is towed. Find and interpret the slope of the linear equation.
A. m = 65; The cost of the service increases at a rate of $65 per mile the car is towed. B. m = 65; The number of miles the car is towed increases at a rate of 65 miles per dollar spent on the service. C. m = 3; The cost of the service increases at a rate of $3 per mile the car is towed. D. m = 3; The number of miles the car is towed increases at a rate of 3 miles per dollar spent on the service.
Using the factoring method, solve for the roots of the quadratic equation.2x2 - 10x = 0
A. x = 5, x = 0 B. x = 0 C. x = - 5, x = 0 D. x = 5, x = - 5
A firm's financial breakeven point is defined as the operating income (NOI) at which its _____ is(are) equal to zero.
A. earnings before interest and taxes (EBIT) B. sales C. earnings per share (EPS) D. fixed financial costs E. gross profit