Simplify. If an expression does not represent a real number, state this.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Use the information below to determine the cardinality of the set. U = {x | x ? N and x ? 15} A = {x | x ? N and 5 < x < 10} B = {x | x ? N and x is even and x < 14} C = {x | x ? N and 8 ? x ? 13}n(A ? B ? C)
A. 2 B. 0 C. 1 D. 10
Mathematics
Find the asymptotes of the hyperbola.25y2 - 49x2 - 1225 = 0
A. y = ± 
x
B. y = ± 
x
C. y = ± 
x
D. y = ± 
x
Mathematics
Provide an appropriate response.The series of sketches below starts with a square having sides of length 1 (one). In the following steps, squares are constructed by joining, in order, the midpoints of the sides of the previous square. Develop a formula for the perimeter of the nth square.
What will be an ideal response?
Mathematics
Simplify using the zero-power rule.-40
A. -1 B. 0 C. 1 D. 4
Mathematics