Use the quadratic formula to solve the equation. (All solutions are real numbers.)(2x - 1)(x + 1) = 4
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Provide an appropriate response.The numerator of the rebate fraction is the number of months remaining on a loan.
A. True B. False
Mathematics
Solve the problem.The following test scores were recorded for a student: 77, 74, 72, 71, 80, 76. Find the mean, median, and mode.
A.
| mean: 75 | median: 71 | mode: 80 |
B.
| mean: 76 | median: none | mode: 80 |
C.
| mean: 75 | median: 75 | mode: none |
D.
| mean: 74 | median: none | mode: none |
Mathematics
Determine whether the relation represents a function. If it is a function, state the domain and range.{(-3, 11), (-2, 6), (0, 2), (2, 6), (4, 18)}
A. function domain: {11, 6, 2, 18} range: {-3, -2, 0, 2, 4} B. function domain: {-3, -2, 0, 2, 4} range: {11, 6, 2, 18} C. not a function
Mathematics
Clear fractions then solve by substitution. 
x + y = 
+ 2y 4x - 4 + 
= -3 + 5x
A. ?
B. 
C. 
D. 
Mathematics