Write the inequality using interval notation, and illustrate the inequality using the real number line.-2 ? x < 8
A. (-?, 8)
B. (-2, 8]
C. [-2, 8)
D. [-2, 8)
Answer: C
Mathematics
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Transform the equation by rotating the axes through the given angle. Identify the curve.x2 - y2 + 4 = 0, ? = 45°
A. x'y' = 4; ellipse B. x'y' = 4; hyperbola C. x'y' = 2; hyperbola D. x'y' = 2; ellipse
Mathematics
Find all solutions in [0, 2?) for the equation.2 cos
- 
= 0
A. 
B. 
C. 
D. 
Mathematics
Convert as indicated.4.7 L to deciliters
A. 47 dl B. 470 dl C. 0.47 dl D. 0.047 dl
Mathematics
Convert the angle from degree measure to radian measure. Round to the nearest hundredth of a radian when appropriate.75.1°
A. 1.3 B. 1.32 C. 1.29 D. 1.31
Mathematics