Rationalize the numerator. Assume that all radicands represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: D
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Find the amount of taxable income and the tax owed for the following people. The letter following the name indicates the marital status and all married people are filing jointly. Use $4050 for each personal exemption; $6300 as the standard deduction for single taxpayers, $12,600 for married taxpayers filing jointly, and $9300 for head of household and the following tax rate schedule.
A. $22,205; $2,905.75 B. $20,268; $2,667.70 C. $17,655; $2,184.50 D. $23,955; $3,220.75
The principal cycle of the graph of a trigonometric function of the form y = A tan (Bx - C) + D or 
for B > 0 is given. Determine the equation of the function represented by each graph.y = A tan (Bx - C) + D
A. y = tan
- 3
B. y = 3 tan
C. y = 3 tan
+ 2
D. y = 2 tan
Write the geometric series in summation notation.0.2 + 0.02 + 0.002 + . . .
A. 
B. 
C. 
D. 
Solve the problem.The current I, in amperes, flowing through a particular ac (alternating current) circuit at time t seconds is I = 220 sin 
What is the period of the current?
A. 
second
B. 
second
C. 
second
D. 70? seconds