Provide an appropriate response.When using the substitution or addition method to solve a system of two equations, you end up with an equation stating 0 = 0. What does this indicate to you about the system of equations?
What will be an ideal response?
The system has dependent equations.
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Use the inverse trig functions to express the angle in terms of the indicated unknown side. 
Use one of the inverse trig functions csc-1 or sec-1 to express angle A in terms of b.
A. A = csc-1 
B. A = csc-1 
C. A = sec-1 
D. A = sec-1 
Use the facts that 
and 
to find the value of the logarithm.
?
?
A. 1.3934
B. 1.0792
C. 0.6471
D. 1.2026
Solve the problem.Awards are to be presented to seven people: Jeff, Karen, Lyle, Maria, Norm, Olivia, and Paul. How many different orders are possible for the awards if Maria and Olivia must be next to each other?
A. 1220 B. 1680 C. 1440 D. 720
Solve the problem.During an intramural basketball game, Team A scored 19 fewer points than Team B. Together, both teams scored a total of 149 points. How many points did Team A score during the game?
A. 66 points B. 65 points C. 74 points D. 84 points