The given pattern continues. Write down the nth term of the sequence {an} suggested by the pattern.0, 2, 6, 12, 20, ...
A. an = n2 - n
B. an = 4n - 6
C. an = 2n - 2
D. an = 2n-1 - 1
Answer: A
Mathematics
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Factor completely.49x2 - 25
A. (7x + 5)2 B. (7x - 5)2 C. (49x + 1)(x - 25) D. (7x + 5)(7x - 5)
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Evaluate the function.Find f(p) when f(x) = 
A. 
B. 
C. 8p - 2
D. 
Mathematics
Divide and simplify. 
A. 5x4
B. x
C. 5x
D. 5x
Mathematics
A small country consists of four states (State 1, State 2, State 3, and State 4). The total population of the country is 200,000. The standard quotas are q1 = 64.8, q2 = 89.9, q3 = 39.6, and q4 = 5.7 respectively.Which of the following numbers can be used as a modified divisor under Adams's method?
A. 1000 B. 1004 C. 1011 D. 990 E. none of these
Mathematics