Find the first five partial sums of the given series and determine whether the series is convergent or divergent. If it is convergent, then find its sum.
A. 3, 2.5, 2.3333, 2.25, 2.2; convergent; 2
B. 3, 5.5, 7.833, 10.0833, 12.2833; convergent; 12.2833
C. 3, 5.5, 7.833, 10.0833, 12.2833; divergent
D. 3, 5.5, 7.833, 10.0833, 12.2833; convergent; 13
Answer: A
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Solve.One end guy wire is attached to the top of a 16-foot pole and the other end is anchored into the ground 9 feet from the base of the pole. Find the length of the guy wire. Round to the nearest tenth foot.
9 feet
A. 25 feet B. 18 feet C. 25.4 feet D. 18.4 feet
Solve the equation.
- 9 = 0
A. {78} B. {84} C. {81} D. {144}
Divide and simplify. Assume that all variables represent positive values.
A. 
B. 
C. 5
D. 2
Determine the nature of the roots of the quadratic equation without solving it.
A. two imaginary roots B. one rational root C. two irrational roots D. two rational roots