Rewrite the given expression as a single logarithm. Assume that all variables are defined in such a way that variable expressions are positive and bases are positive numbers not equal to 1.logt 6 + logt s
A. logt 
B. logt 6 ? logt s
C. logt (6 + s)
D. logt 6s
Answer: D
Mathematics
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Perform the matrix row operation and write the new matrix.
R1 ? R2
A. 
B. 
C. 
D. 
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Solve the problem.A man borrowed $3000 at 10% interest compounded annually. If he paid off the loan in full at the end of 4 years, how much did he pay? Round your answer to the nearest cent.
A. $4200.00 B. $3300.00 C. $4392.30 D. $1392.30
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Factor.x2 + 6x + 9 - 16z2
A. (x - 3 - 4z)(x + 3 + 4z) B. (4z(x + 3))2 C. (x + 3 - 4z)2 D. (x + 3 - 4z)(x + 3 + 4z)
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Solve the problem. Give an exact answer and an approximation to the nearest tenth.A boat travels 2 mi south and then 4 mi east. How far is the boat from its starting point?
A = 2 miB = 4
A. 
mi ? 2.8 mi
B. 
mi = 10 mi
C. 
mi ? 2.4 mi
D. 
mi ? 4.5 mi
Mathematics