Use the square root property to solve the quadratic equation.x2 = 16
A. ±5
B. 8
C. 4
D. ±4
Answer: D
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Solve the problem.A person's hair length varies proportionately with the number of weeks it has been growing. If Fred shaved his head bald and his hair was 0.2 inches long after 4 weeks, how long would it be after an additional 12 weeks? Round to the nearest hundredth of an inch.
A. 2.40 in. B. 3.20 in. C. 0.60 in. D. 0.80 in.
Solve the equations by factoring.x2 - x = 20
A. -4, -5 B. -4, 5 C. 4, 5 D. 1, 20
Solve the problem.Georgia Huckabee has an adjusted gross income of $100,234 and itemized deductions that total 
Georgia can claim 2 exemptions. What is her taxable income? (One exemption = $4000.)
A. $88,179 B. $80,179 C. $92,234 D. $76,124
Provide an appropriate response.What are the domain and range for the equation y = 2x?
A. Domain: (0, ?); range: (-?, ?) B. Domain: (-?, ?); range: (0, ?) C. (-?, ?); range: [0, ?) D. Domain: (-?, ?); range: (-?, ?)