Find the component form of the specified vector.Let u = 
. Find -4u.
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.The population growth of an animal species is described by F(t) = 500 + 80 log3 (2t + 1), where t is measured in months. Find the population of this species in an area 4 month(s) after the species is introduced.
A. 630 B. 660 C. 1220 D. 340
For the given functions f and g , find the indicated composition.f(x) = 7x + 11, g(x) = 5x - 1(f?g)(x)
A. 35x + 18 B. 35x + 10 C. 35x + 54 D. 35x + 4
Write the fraction that is represented by the given shading.
A. 
B. 
C. 
D. 
Solve the problem.The derivative of a function can be used to find the slope of the line tangent to its graph. If the slope of the line tangent to the graph of f(x) = x2 + x at (5, 30) is 11, write the equation of this tangent line.
A. y = 11x + 25 B. y = 11x - 25 C. y = -11x - 85 D. y = -11x + 85