Express as a single logarithm.3 loga (2x + 1) - 2 loga (2x - 1) + 2
A. loga 2(x + 1)
B. loga 
C. loga (2x + 3)
D. loga (2x + 1) + 2
Answer: B
You might also like to view...
Solve the problem.Jason bought x rose plants and y sunflower plants for his garden. Rose plants cost $10 each, and sunflower plants cost $15 each. If his spending limit was $300, write an inequality to show the possible combinations of rose plants and sunflower plants he could have bought. Do not solve the inequality.
A. 10x + 15y ? 300 B. 10x + 15y ? 300; C. 15x + 10y ? 300 D. 15x + 10y ? 300
Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.84x = 2.4
A. {0.08} B. {1.68} C. {0.11} D. {1.60}
Solve the equation.0.7(x + 20) + 0.1(x - 40) = 58
A. {70} B. {60} C. {50} D. {120}
Use a graph to determine the number of solutions the system has.4x + 6y = 26x + 9y = 3
A. Infinitely many solutions B. No solution C. One solution