The following system does not have a unique solution. Solve the system.
A. infinitely many solutions of the form x = 20 - 
z, y = 3 - 
z, z = z
B. infinitely many solutions of the form x = 20 + 
z, y = -3 - 
z, z = z
C. infinitely many solutions of the form x = 20 + 
z, y = 3 - 
z, z = z
D. infinitely many solutions of the form x = 20 + 
z, y = 3 + 
z, z = z
Answer: B
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Find csc ? if 
and 
.
What will be an ideal response?
Find the volume of the specified solid. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.Find the volume of a cylinder with radius 4 cm and height 9 cm.
A. 326.6 cm3 B. 213.5 cm3 C. 452.2 cm3 D. 163.3 cm3
Find the vertex and axis of symmetry of the graph of the function.f(x) = x2 - 13x + 6
A. 
; x = - 
B. (15, 6) ; x = 15
C. 
; x = 
D. (-13, 344) ; x = -13
Find an equation of the line that contains the given point and is parallel to the given line. If possible, write your equation in slope-intercept form.(8, 9), 7x + 6y = 98
A. y = 
x + 
B. y = - 
x + 
C. y = - 
x + 
D. y = - 
x + 