Simplify.- 
A. 11
B. -11
C. -11i
D. 11i
Answer: C
Mathematics
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Graph the inequality.-2x - 3y ? 6
A.
B.
C.
D.
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Solve. -
=
A. {-7} B. {-7, 7} C. {7} D. ?
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Solve the problem.A man has 3 shirts and 7 ties. How many different shirt and tie arrangements can he wear?
A. 42 B. 49 C. 9 D. 21
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Convert the equation to the standard form for a hyperbola by completing the square.y2 - 4x2 - 2y + 8x - 7 = 0
A. (x - 1)2 - = 1
B. - (y - 1)2 = 1
C. - (x - 1)2 = 1
D. - (x - 2)2 = 1
Mathematics