Solve by elimination and check.x - y = 3 6x =6y - 18
A. (7, -4)
B. (0, 0)
C. Infinitely many solutions
D. No solution
Answer: D
Mathematics
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Identify the type of surface represented by the given equation. y2 + z2 = 1
A.
| Parabolic cylinder |
B.
| Paraboloid |
C.
| Ellipsoid |
D.
| Cylinder |
Mathematics
Match the surface show below to the graph of its level curves.
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.The net price of a product is:
A. list price times single discount rate B. list price plus trade discount C. net price minus trade discount D. list price minus trade discount
Mathematics
Factor the expression completely, if possible.121 - y2
A. (11 + y)2 B. (11 + y)(11 - y) C. (11 - y)2 D. Does not factor
Mathematics