Solve the problem.A rumor is spread at an elementary school with 1200 students according to the model 
where N is the number of students who have heard the rumor and d is the number of days that have elapsed since the rumor began. How many students will have heard the rumor after 5 days?
Fill in the blank(s) with the appropriate word(s).
661 students
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Factor the polynomial by grouping.10x2 - 25x + 6x - 15
A. (10x - 3)(x + 5) B. (5x - 3)(2x + 5) C. (5x + 3)(2x - 5) D. (10x + 3)(x - 5)
Find the domain of the function.f(x) = 6x - 1
A. [1, ?) B. (-?, ?) C. (0, ?) D. (-?, 0) ? (0, ?)
Evaluate to four decimal places using a calculator.e-0.38
A. 0.7558 B. 0.6839 C. -1.0329 D. 1.4623
Solve.The average value of a certain type of automobile was $13,740 in 1993 and depreciated to $7080 in 1997. Let y be the average value of the automobile in the year x, where x = 0 represents 1993. Write a linear equation that models the value of the automobile in terms of the year x.
A. y = -1665x + 7080
B. y = - 
x - 7080
C. y = -1665x + 420
D. y = -1665x + 13,740