Find the root if it is a real number.-
A. ?
B. - 
C. - 
D. -4
Answer: B
Mathematics
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Solve the equation for solutions in the interval [0°, 360°). Round to the nearest degree.cos2 
= 1
A. {0°} B. {0°, 45°, 90°, 135°, 180°, 225°, 270°} C. {0°, 90°, 180°, 270°} D. {33°, 57°, 123°, 147°, 213°, 237°, 303°, 327°}
Mathematics
Graph the solution set.|x| ? 2
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.What is wrong with the shown first step in the solution process for 
What will be an ideal response?
Mathematics
Find an equation of the line passing through each pair of points. Write the equation in the form 
Through (-9, -2) and parallel to the x-axis.
A. x = -9 B. y = -9 C. y = -2 D. x = -2
Mathematics