Solve.- 
a = 0
A. 1
B. 0
C. -18
D. 18
Answer: B
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Translate the following statement to a mathematical expression and simplify.The sum of -8 and -7 divided by 19
A. 
= - 
B. 
+ (-7) = 
C. 
+ (-7) = - 
D. 
= 
Use the bar graph to answer the question.The bar graph illustrates the number of minutes of cell phone usage during selected months. How many minutes were used during the month of February?
A. 31 B. 14 C. 35 D. 21
Identify the graph of the function 
.
?
A. The graph of this equation is a hyperbola centered at 
with transverse axis parallel to the x-axis.
B. The graph of this equation is a hyperbola centered at 
with transverse axis parallel to the y-axis.
C. The graph of this equation is an ellipse centered at 
with major axis parallel to the x-axis.
D. The graph of this equation is an ellipse centered at 
with major axis parallel to the x-axis.
E. The graph of this equation is an ellipse centered at 
with major axis parallel to the y-axis.
Solve the equation in the interval [0°, 360°). Give solutions to the nearest tenth, if necessary.csc ? = 1 + cot ?
A. {90°, 270°} B. {270°} C. {90°} D. ?