Graph the system of inequalities, and find the coordinates of the vertices.3x + 2y ? -6 x - 1 ? 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the problem using inductive reasoning.Write the next three "triangular" figurate numbers.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the equation.30b2 + 43b - 2 = -17
A. 
, 
B. 
, 
C. - 
, - 
D. - 
, - 
Mathematics
Write the expression with positive exponents, and simplify if possible.9-1 ? 4-3
A. - 
B. 
C. 
D. 
Mathematics
Factor the polynomial completely using the trial and error method.81p4 - 126p3 + 49p2
A. p2(9p - 7)2 B. p2(81p + 1)(p + 49) C. p2(9p + 7)2 D. p2(9p - 7)(9p + 7)
Mathematics