A partial solution set is given for the equation.
?
?
Find the sum of all the solutions of the equation.
?
A. 
B. 
C. 
D. 
E. none of these
Answer: D
Mathematics
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Express as a single logarithm and, if possible, simplify. log(t3 + 1000) - log(t + 10)
A. log(t2 - 10t + 100)
B. 
C. log(t3 - t + 1000)
D. log(t2 + 10t + 100)
Mathematics
Solve the problem.A parabolic train track must pass through the points (1, 0), (0, 7), and (0, -7), where the units are kilometers. Find an equation for the train tracks in the form 
A. x = 
(y - 0)2 - 1
B. x = - 
(y - 0)2 + 1
C. x = 
(y - 0)2 + 1
D. x = 
(y - 0)2 - 1
Mathematics
Write out the sum. Do not evaluate.
A. 2 + 22 + 23 + ... + 2n+1 B. 22 + 23 + 24 + ... + 2n C. 2 + 22 + 23 + ... + 2n D. 22 + 23 + 24 + ... + 2n+1
Mathematics
Decide whether or not the functions are inverses of each other.f(x) = 2x + 4, g(x) = 
x - 2
A. No B. Yes
Mathematics