Write the function using function notation. Let x be the independent variable and y be the dependent variable. Use the letter f to name the function.y = 
A. f(x) = 2x
B. y = 
C. f(x) = x
D. f(x) = 
Answer: D
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Find the requested function value of ?.If csc ? = 1.300, find cot ?.
A. 0.1449 B. 0.1884 C. 0.6390 D. 0.8307
Determine whether the equation represents y as a function of x.x - 7y = 7
A. function B. not a function
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. $43,444; $6,632.25 B. $43,444; $6,144.10 C. $46,287; $7,721.75 D. $47,494; $7,998.50
Find a and b.If -4 < x < -1, then a < 
x < b.
A. a = 
, b = - 
B. a = - 
, b = 
C. a = 
, b = 
D. a = - 
, b = - 