Use the formula for the sum of the first n terms of a geometric sequence to solve.Find the sum of the first five terms of the geometric sequence: 
, 
, 
, . . . .
A. 341
B. 
C. 
D. 
Answer: C
Mathematics
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Evaluate the expression.1 + (-25) + (-15)
A. 11 B. 41 C. -9 D. -39
Mathematics
Identify the following as a proper fraction, improper fraction, or a mixed number.2
A. improper fraction B. proper fraction C. mixed number
Mathematics
Determine whether the statement is true or false.|-2 - (-7)| = |-2| - |-7|
A. True B. False
Mathematics
Use the properties of determinants to find the value of the second determinant, given the value of the first.
= 22
= ?
A. -22 B. 0 C. 22 D. Cannot determine
Mathematics