Solve the system by substitution.
A. (0, 4)
B. (1, 3)
C. (3, 1)
D. (1, 4)
Answer: B
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Solve the problem. Use 3.14 as an approximation for ? where appropriate.A certain marine engine has cylinders that are 3.28 inches in diameter and 5.69 inches deep. Find the total volume of 4 cylinders (to the nearest hundredth).
A. 48.05 inches3 B. 384.43 inches3 C. 192.22 inches3 D. 468.82 inches3
For the given correspondence, write the domain and the range. Then determine whether the correspondence is a function.{(7, 2), (-6, 4), (4, -5), (7, -9)}
A. domain: {-6, 4, 7}, range: {-9, -5, 2, 4}; No, it is a not a function. B. domain: {-6, 4, 7}, range: {-9, -5, 2, 4}; Yes, it is a function. C. domain: {-9, -5, 2, 4}, range: {-6, 4, 7}; Yes, it is a function. D. domain: {-9, -5, 2, 4}, range: {-6, 4, 7}; No, it is a not a function.
Given that 
and 
, evaluate:
?
?
A. 14
B. 9
C. 13
D. 12
Rationalize the denominator.
A. 
B. 
C. 
- 
D. 