Rationalize the denominator. Assume all variables have positive values.
A. 1
B. 
C. 2
D. 2
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. 
B. 3.81 × 10-6
C. 3.05 × 10-5
D. 2.44 × 10-4
Solve.On an architect's blueprint, 1 inch corresponds to 2 feet. Find the length of a wall represented by a line 
inches long on the blueprint. Round to the nearest tenth if necessary.
A. 10 ft B. 75 ft C. 3 ft D. 13.3 ft
Classify the statement as true or false.{10} ? {8, 10, 12, 14}
A. True B. False
A new computer circuit was tested and the times (in nanoseconds) required to carry out different subroutines were recorded. Find r. Round your answer to four decimal places. Difficulty12234555Time912121014182019?
A. 0.3051 B. 0.2777 C. 0.9131 D. 0.9601 E. 0.7479