Simplify the radical expression.
? 
A. 
B. 2
C. 2
D. 
Answer: B
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Find the general term of the arithmetic sequence then find the indicated term of the sequence. Assume that the domain of the sequence is all natural numbers.Find an and a8.
A. an = n - 1; a8 = 7 B. an = n + 2; a8 = 10 C. an = n + 1; a8 = 9 D. an = n - 2; a8 = 6
Use the given real number line to compute the distance.Find d(A, B)
A. 11 B. 10 C. 9 D. -10
In 2005, Lee began working as a nurse anesthetist with a taxable income of $119,000. The Medicare tax was 1.45% and the Social Security tax rate was 6.2% to the maximum income of $90,000 that year. How much did Lee pay in FICA taxes in 2005?
A. $9,103.50 B. $7,305.50 C. $5,580.00 D. $1,725.50
Find the domain of the composite function (f ? g)(x). Write the domain in interval notation.f(x) = 
, g(x) = 4x + 20
A. (-?, ?) B. [0, ?) C. (-?, -5] ? [0, ?) D. [-5, ?)