Express as a single logarithm and, if possible, simplify.
ln x - ln 4
A. ln
B. ln 
C. ln(
- 4)
D. ln
Answer: D
You might also like to view...
Solve the problem.Punky went to dinner. Her bill was $18.42, and she left a 20% tip. How much was the tip, rounded to the nearest dollar?
A. $22 B. $4 C. $7 D. $37
Provide an appropriate response.In factoring a trinomial in x as (x + a)(x + b), what must be true of a and b, if the coefficient of the last term of the trinomial is negative?
What will be an ideal response?
Provide an appropriate response.Suppose the formula A = 2?rh + 2?r2 is solved for r with the following result: r = 
. Is this an acceptable solution? Explain.
What will be an ideal response?
Apply row operations to the augmented matrix to find the solution to the linear system.
A. x = 18, y = -9, z = 4 B. x = -9, y = 4, z = 18 C. x = 9, y = 1, z = 4 D. x = 9, y = 4, z = 1