Use factoring to solve the equation.25k2 - 4 = 0
A. 
, - 
B. 
, - 
C. 2, 0
D. 
, 0
Answer: B
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Estimate the magnitude of the error involved in using the sum of the first four terms to approximate the sum of the entire series.
A. 
< 1.98 × 10-2
B. 
< 1.15 × 10-3
C. 
< 4.48 × 10-3
D. 
< 1.80 × 10-3
Use a CAS to plot the function near the point x0 being approached. From your plot guess the value of the limit.
A. 
B. 0
C. 
D. 
Solve the problem. Round to the nearest hundredth if necessary.The foundation for a cylindrical storage shed is a cylinder with a diameter of 28 m and 4 m high. How many cubic m of concrete are needed to build the foundation? Use 3.14 as the approximate value of ?.
A. 4923.52 m3 B. 9847.04 m3 C. 2461.76 m3 D. 703.36 m3
Simplify the exponential expression. Assume that variables represent nonzero real numbers.
A. 
B. 
C. 
D. 