Find the domain and range of the inverse of the given function.f(x) = x2 - 7; x ? 0
A. Domain and range: all real numbers
B. Domain: [-7, ?); range: [0, ?)
C. Domain: all real numbers; range: [-7, ?)
D. Domain: all real numbers; range: [7, ?)
Answer: B
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Find the tax. Use $3700 for each personal exemption; a standard deduction of $5800 for single people, $11,600 for married people filing jointly, $5800 for married people filing separately, and $8500 for head of a household; and the tax rate schedule. 
Megan Cortez had an adjusted gross income of $51,453 last year. She had deductions of $886 for state income tax, $570 for property tax, $3809 in mortgage interest, and $605 in contributions. Cortez claims one exemption and files as a single person.
A. $7520.75 B. $6595.75 C. $8063.25 D. $8988.25
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.x6 ? x5
A. 30x B. 11x C. x30 D. x11
Use the order of operations to simplify the expression.
+
2- 
A. 
B. 4
C. 3
D. 
Write the expression in the standard form a + bi.(1 - 6i)2
A. -35 B. -35 - 12i C. 37 - 12i D. 1 - 12i + 36i2