Write the sum in summation notation.3 + 7 + 11 + 15 + 19
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find, if possible, the number of elements in sets A, B, and C using the given information.(A ? B) = ?n(A ? C) = 8n(C - B) = 14n(B - C) = 6n(A - C) = 5n(B ? C) = 25
A. n(A) = 13, n(B) = 11, n(C) = 24 B. n(A) = 13, n(B) = 11, n(C) = 19 C. n(A) = 5, n(B) = 19, n(C) = 27 D. The information is inconsistent or incomplete.
Mathematics
Find an equation for the hyperbola described. Graph the equation.Vertices at (-4, 0) and (4, 0); asymptote the line y = 2x
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Find the exact value of the expression.sin 
A. - 
B. - 
C. 
D. 
Mathematics
Divide.
A. - 
B. -26
C. 16
D. -16
Mathematics