Simplify.
+ 
A. 1
B. 
C. 
D. 
Answer: C
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Solve the equation by the square root property.(x - 14)2 = 81
A. {23} B. {-5, -23} C. {-67} D. {5, 23}
Perform the indicated operation.6 gal 1 pt × 2
A. 13 gal 1 qt B. 13 gal C. 12 gal 1 pt D. 12 gal 1 qt
For the given correspondence, write the domain and the range. Then determine whether the correspondence is a function.{(-7, 2), (-4, -9), (-1, -5), (8, 2)}
A. domain: {-7, -4, -1, 8}, range: {-9, -5, 2}; Yes, it is a function. B. domain: {-7, -4, -1, 8}, range: {-9, -5, 2}; No, it is a not a function. C. domain: {-9, -5, 2}, range: {-7, -4, -1, 8}; Yes, it is a function. D. domain: {-9, -5, 2}, range: {-7, -4, -1, 8}; No, it is a not a function.
Identify the type of sampling described by the proposal.A market researcher randomly selects 500 homeowners under 40 years of age and 200 homeowners over 40 years of age.
A. stratified sample B. convenience sample C. simple random sample D. systematic sample E. cluster sample