Solve.An electronics manufacturer's revenue R for selling x mobile phones is given by 
A competing electronics manufacturer's revenue for selling a similar mobile phone is 
Under what circumstances will both manufacturers make the same revenue?
A. They will make the same revenue if they sell 0 or 220 phones.
B. They will make the same revenue if they sell 880 phones.
C. They will make the same revenue if they sell 0 or 880 phones.
D. They will never make the same revenue.
Answer: C
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Provide an appropriate response.Use a calculator to evaluate 132.
A. 169 B. 26 C. 13 D. 2
Solve the problem.The maximum velocity in kilometers per second of a planet moving in an elliptical orbit can be calculated with the equation vmax = 
, where a is in kilometers, P is its orbital period in seconds, and e is the eccentricity of the orbit. Calculate the maximum velocity for Planet X if its orbital period is equivalent to 898 Earth days, 
and e = 0.6351. Round your answer to the nearest tenth.
A. vmax = 24.5 km per sec B. vmax = 51.8 km per sec C. vmax = 2,113,549.2 km per sec D. vmax = 5.5 km per sec
Find all square roots of the number.49
A. -9, 9 B. -8, 8 C. -7, 7 D. -14, 14
Simplify where possible. Then solve the equation.
w + 3w = 7 - 49
A. w = 
B. w = 21
C. w = 2
D. w = 