Solve the system by the substitution method.
A. {(8, -9), (9, -8)}
B. {(-8, -9), (-9, -8)}
C. {(8, 9), (9, 8)}
D. {(-8, 9), (-9, 8)}
Answer: B
Mathematics
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Find all the terms of the finite sequence.an = 4n- 1, 1 ? n ? 5
A. 5, 9, 13, 17, 21 B. 3, 4, 5, 6, 7 C. -3, -7, -11, -15, -19 D. 3, 7, 11, 15, 19
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Solve.x2/3 - 7x1/3 + 10 = 0
A. 8, 125 B. -125, -8 C. 2, 5 D. -5, -2
Mathematics
Simplify.
A. 487
B. 
C. 
D. 3
Mathematics
Find the vertices and graph the hyperbola.
- 
= 1
A. (-
, 0), (
, 0)
B. (-6, 0), (6, 0)
C. (0, -7), (0, 7)
D. (-7, 0), (7, 0)
Mathematics