Solve the problem.The function A = 224e0.027t models the population of a particular city, in thousands, t years after 2011. When will the population of the city reach 271 thousand? Is the population increasing or decreasing. Explain.
A. 2017; Decreasing; The growth rate, -0.027, is negative
B. 2019; Increasing; The growth rate, 0.027, is positive.
C. 2020; Decreasing; The growth rate, -0.027, is negative
D. 2018; Increasing; The growth rate, 0.027, is positive.
Answer: D
Mathematics
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Write an equation in slope-intercept form for the line shown.
A. y = 
x - 3
B. y = 
x + 3
C. y = 3x - 3
D. y = 3x + 3
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Find all rational zeros and factor f(x).f(x) = x3 - 7x2 - x + 7
A. 1, -1, 7; f(x) = (x - 1)(x + 1)(x - 7) B. 1, -1, -8; f(x) = (x - 1)(x + 1)(x + 8) C. 1, -1, -7; f(x) = (x - 1)(x + 1)(x + 7) D. 1, -2, 9; f(x) = (x - 1)(x + 2)(x - 9)
Mathematics
Write the augmented matrix for the system. Do not solve. 7x + 4y + 6z = 85 2x + 7y - 2z = -15 2x + 5y + 4z = 41
A. 
B. 
C. 
D. 
Mathematics