Choose the graph that matches the equation.z = 4x2 + 4y2 + 2
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.How many liters of a 70% alcohol solution must be mixed with 60 liters of a 90% solution to get a 80% solution?
A. 6 liters B. 120 liters C. 60 liters D. 12 liters
Mathematics
Provide an appropriate response.How many students carried less than 15 credit hours?
A. 20 students B. 9 students C. 11 students D. 8 students
Mathematics
Determine whether the system is a nonlinear system or a linear system.
A. nonlinear system B. linear system
Mathematics
Solve the equation by making an appropriate substitution.x2/5 - x1/5 - 2 = 0
A. {-32, 1} B. {32, -1} C. {2, -1} D. {-2, 1}
Mathematics