Find the region that contains ordered pairs that are solutions to both inequalities.2x + y ? 4 and x - 1 > 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the problem.How many different three-digit numbers can be written using digits from the set {2, 3, 4, 5, 6} without any repeating digits?
A. 20 B. 10 C. 120 D. 60
Mathematics
One or more zeros of the polynomial are given. Find all remaining zeros.P(x) = x4 - 6x3 - 21x2 + 150x - 100; 5 and -5 are zeros
A. -3 + 
i, -3 - 
i
B. 3 + 5i, 3 - 5i
C. 3 + 
, 3 - 
D. -3 + 5i, -3 - 5i
Mathematics
?Which of the following numbers completes the pattern of the sequence: ?2, 12, 32, 62, ___? ?
A. ?72 B. ?102 C. ?62 D. ?92 E. ?None of the above.?
Mathematics
Find the exact value of the expression.sin 20° cos 100° + cos 20° sin 100°
A. - 
B. - 
C. 
D. 
Mathematics