Estimate the square root of the following number, n, by finding a natural number a such that a <  < a + 1.450

A. 21
B. 484
C. 441
D. 22


Answer: A

Mathematics

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Solve the problem.The results of a school election for student president are shown in the following table. What is the probability that a randomly polled voter voted for Candidate C?

A. 0.28 B. 0.12 C. 0.25 D. 0.50

Mathematics

Find the formula and limit as requested.For the function f(x) = 2x2+ 4, find a formula for the upper sum obtained by dividing the interval [0, 3] into n equal subintervals. Then take the limit as n?? to calculate the area under the curve over [0, 3].

A. 12 +  ; Area = 18
B. 12 +  ; Area = 30
C. 12 +  ; Area = 30
D. 12 +  ; Area = 12

Mathematics

Solve the problem.A carousel has a radius of 19 feet and takes 34 seconds to make one complete revolution. What is the linear velocity of the carousel at its outside edge? Express the answer in feet per second rounded to two decimal places if needed.

A. 119.38 feet per second B. 11.24 feet per second C. 3.51 feet per second D. 0.56 feet per second

Mathematics

Multiply.

A. t2 + 
B. t2 + t + 
C. t2 + t + 
D. t2 - 

Mathematics