Use the vertical line test to determine whether or not the graph is a graph in which y is a function of x.
A. not a function
B. function
Answer: B
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Perform the indicated operation by the requested method.57 × 83; use the lattice method
A. 4831 B. 4721 C. 4731 D. 4741
Write the word statement as an equation. Use x to represent the unknown number. Do not solve.The difference between the sum of 6 times a number and 4 and 3 times the number results in the number increased by 10.
A. (6x + 4) + 3x = x - 10 B. (6x + 4) - 3x = x + 10 C. 6(x - 4) - 3x = x - 10 D. 6x - (4 - 3x) = x + 10
Set up an equation that can be used to solve the problem. Solve the equation and answer the question asked. The sum of a number and 6 is 11.
A.
| x - 6 = 11; | 17 |
B.
| x + 6 = 11; | 5 |
C.
| 6x = 11; |  |
D.
| x ÷ 6 = 11; | 66 |
Find all real solutions to the system of equations using the addition method.x2 + y2 = 68x2 - y2 = -60
A. (2, 8), (8, 2), (-2, -8), (-8, -2) B. (2, -8), (2, 8) C. (2, 8), (-2, 8), (2, -8), (-2, -8) D. (-2, -8), (-8, -2)