Find the intervals over which the given function is increasing, is decreasing, or is constant.f(x) = 2x + 4
A. increasing on (-?, ?)
B. constant on (2, 4)
C. decreasing on (-?, ?)
D. decreasing on (-?, 2/4); increasing on (2/4, ?)
Answer: A
Mathematics
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A. All points in the x-y plane except (0, 0)
B. All points in the x-y plane except 
C. All points in the x-y plane except x = 0
D. All points in the x-y plane
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Solve.Noise at a construction site has an intensity level of 10-6 watt per square meter. How many decibels is this noise?
A. 6 decibels B. 60 decibels C. -60 decibels D. 600 decibels
Mathematics
Graph the ellipse.
+ 
= 1
A. 
B. 
C. 
D. 
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Provide an appropriate response.Explain why proper fractions are equivalent to decimal numbers less 
What will be an ideal response?
Mathematics