Solve the logarithmic equation.log(3x) = log 4 + log(x - 3)
A. 
B. 
C. {- 12}
D. {12}
Answer: D
Mathematics
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Simplify the expression.9x + 10x
A. 90x B. 38x C. 19x D. 19x2
Mathematics
Determine the degree of each term of the polynomial.36k3m + 84k2m2 + 49km3
A. 36k3m: degree 1; 84k2m2: degree 2; 
B. 36k3m: degree 3; 84k2m2: degree 2; 
C. 36k3m: degree 36; 84k2m2: degree 84; 
D. 36k3m: degree 4; 84k2m2: degree 4; 
Mathematics
Use a calculator's sin, cos, and tan keys, and an appropriate trigonometric identity to find the following value to three decimal places. sec 108°
A. 2.663 B. 1.051 C. -2.686 D. -3.236
Mathematics
Below are entries in a checkbook. Find the errors in the balance calculations and report the correct final balance for your answer.
A. $10,275.30 B. $10,201.43 C. $10,325.30 D. $6554.81
Mathematics