Express as a difference of logarithms.log10 
A. log 13 - log C - log 10
B. log10 13 - log10 C
C. log(13 - C - 10)
D. log5 13 - log5 C
Answer: B
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Solve the problem.Evaluate 
at (x, y, z) = (5, 5, 3) for the function u(p, q, r) = p2q2 - r; p = y - z, 
A. -384 B. -96 C. 320 D. -192
Identify equilibrium values and determine which are stable and which are unstable.y' = 
, y > 0
A. y = 0 is an unstable equilibrium value. B. y = 11 is an unstable equilibrium value. C. y = 0 is a stable equilibrium value. D. There are no equilibrium values.
Solve the equation.|x| + 6 = 1
A. {5} B. {5, -5} C. {-5} D. no solution
Solve the absolute value inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.
? 12
A. (-6, 2)
B. (-8, 0)
C. [-6, 2]
D. [-8, 0]