Solve the equation using the quadratic formula.y2 - 5y - 1 = 0
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the sum of all real solutions of the equation.
?
?
A. 25 B. 5 C. 6 D. -6 E. -5
Mathematics
Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.sec 
A. 0.91 B. 0.95 C. 1.00 D. 1.04
Mathematics
Solve the problem.The following test scores were recorded for a student: 87, 79, 75, 75, 87, 89. Find the mean, median, and mode.
A.
| mean: 82 | median: 75 | mode: 89 |
B.
| mean: 83 | median: 83 | mode: 75 |
C.
| mean: 83 | median: 82 | mode: 87 |
D.
| mean: 82 | median: 83 | mode: 75 and 87 |
Mathematics
Simplify the expression using the order of operations. Write the answer as an improper fraction where appropriate.42 + 102 ÷ 22
A. 120 B. 41 C. 29 D. 49
Mathematics