Name the kind of rotational symmetry shown in the figure.
A. twofold
B. onefold
C. fourfold
D. threefold
Answer: B
Mathematics
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Find all the roots of the complex number. Put answers in standard form.Square roots of 4 + 4
j
A. 
- 
j, - 
+ 
j
B. - 
- 
j, 
- 
j
C. 
+ 
j, - 
- 
j
D. 
+ 
j, - 
- 
j
Mathematics
Graph the function.y = 
cot (x) 
A. 
B. 
C. 
D. 
Mathematics
Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic expressions. Give the exact answer.log x + log (x -1) = log 6
A. {3}
B. {3, -2}
C. 
D. {-2}
Mathematics
Identify the conic section represented by the equation. x2 - 5y2 = -3
A. ellipse B. circle C. parabola D. hyperbola
Mathematics