Translate to a system of two equations, then solve.A laser beam is aimed at a flat photocell at an angle. The angle on one side of the beam is 40° more than the angle on the other side of the beam. Find the two angles.
A. 25°, 65°
B. 40°, 140°
C. 110°, 150°
D. 70°, 110°
Answer: D
Mathematics
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Plot the ordered pair in the coordinate plane. In which quadrant or on which axis does the point lie?(4, 0)
A. Quadrant III
B. x-axis
C. x-axis
D. y-axis
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Determine whether the relation is a function.{(-5, -1), (-3, -8), (4, -5), (4, -3)}
A. Function B. Not a function
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Simplify the expression.
?
?
A. 
B. 
C. 
D. 
E. 
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Graph the polar equation for ? in [0°, 360°).r = 5 (cos ? + cos 2?)
A. 
B. 
C. 
D. 
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