Solve the logarithmic equation symbolically.ln 4x + ln 3x = ln 13
A. x = 
1/2
B. x = 
C. x = 1
D. x = 0
Answer: A
Mathematics
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Solve. Use interval notation to express the range.On the first four exams, your grades are 78, 89, 66, and 79. You are hoping to earn a C in the course. This will occur if the average of your five exam grades is greater than or equal to 70 and less than 80. What range of grades on the fifth exam will result in earning a C?
A. (28, 78] B. [28, 78) C. (38, 88] D. [38, 88)
Mathematics
Solve the inequality.
?
What will be an ideal response?
Mathematics
Evaluate the piecewise function at the given value of the independent variable.f(x) =
; f(3)
A. 5 B. 2 C. 6 D. 10
Mathematics
Use the graph of f to sketch a graph of the inverse of f using a dashed curve.
A. 
B. 
C. 
D. 
Mathematics