Write down all the subsets of the given set.{a}
A. ?, {a}
B. a
C. {a}
D. {a, b}
Answer: A
Mathematics
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Name the quadrant or axis in which the point lies.(-9, 0)
A. quadrant III B. quadrant IV C. x-axis D. y-axis
Mathematics
Simplify. Write your answers in the form of a+bi, where a and b are real numbers.
A. 
+ 
i
B. - 
+ 
i
C. - 
+ 
i
D. - 
- 
i
Mathematics
Give the equation of the vertical asymptote(s) of the rational function.f(x) = 
A. y = 3
B. x = 
C. x = - 
D. x = 8
Mathematics
Perform the indicated operation. Write the answer in scientific notation.(5.0 × 10-5)(6.2 x 10-4)
A. 3.100 × 10-8 B. 3.1 × 108 C. 3.100 × 1020 D. 3.100 × 10-5
Mathematics