Find the sum of the arithmetic sequence.1 + 2 + 3 + ... + 951
A. 904,401
B. 451725
C. 905,352
D. 452676
Answer: D
Mathematics
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Evaluate the expression.240 ÷ 5 - 4
A. 44 B. 239 C. 240 D. 231
Mathematics
Solve.8x - 7x = 20
A. - 
B. 20
C. 0
D. -20
Mathematics
Write out the first five terms of the sequence.an = 
A. 
, 
, 
, 
, 3
B. 0, 
, 
, 
, 
C. 
, 
, 
, 
, 0
D. 
, 
, 
, 
, 
Mathematics
Determine whether the function is one-to-one. If it is one-to-one find an equation or a set of ordered pairs that defines the inverse function of the given function.
A. one-to-one; 
B. one-to-one; 
C. not one-to-one
D. one-to-one; 
Mathematics