Identify and graph the polar equation.r = 2 + 2 cos ?
A. cardioid
B. cardioid
C. cardioid
D. cardioid
Answer: A
Mathematics
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Find the general equation of the orthogonal trajectories of the curves for the given equations.The exponential curves y = ce-4x
A. 8y2 = x2 + c B. 4y2 = x + c C. 4y2 = 2x - c D. 4y2 = x2 - c
Mathematics
Solve.A photograph that is 4 in. wide by 6 in. long is to be made into a poster that is 
ft wide. What will be the new length?
What will be an ideal response?
Mathematics
What does the circuit symbol in the figure mean?
?
?
A. AND-gate B. NOT-gate C. OR-gate
Mathematics
Graph the linear inequality.2x + 5y ? 10
A. 
B. 
C. 
D. 
Mathematics