Use the formula for the sum of the first n terms of a geometric sequence to solve.Find the sum of the first 14 terms of the geometric sequence: 
, - 
, 
, - 
, 
, . . . .
A. - 298937
B. - 
C. - 
D. - 298936
Answer: C
Mathematics
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Arrange in order from smallest to largest.8.25, 8
, 8.52, 8
A. 8.25, 8.52, 8
, 8
B. 8
, 8
, 8.25, 8.52
C. 8.25, 8
, 8.52, 8
D. 8
, 8.52, 8
, 8.25
Mathematics
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 55.3 B. y = 2.5x + 50.4 C. y = 3x + 50 D. y = 54
Mathematics
Solve the problem.Find sin 2?. cos ? = 
, ? lies in quadrant IV.
A. 
B. 
C. - 
D. - 
Mathematics
Solve the equation.5x2 - 30x + 40 = 0
A. 4 or ?2 B. 2 or ?4 C. 2 or 4 D. ?4 or ?2
Mathematics