Solve the equation.|6x + 2| + 4 = 11
A. no solution
B. 
C. 
D. 
Answer: D
Mathematics
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Use synthetic division to decide whether the given number is a zero of the given polynomial.-1; P(x) = -8x3 + x2 + 5x + 5
A. Yes B. No
Mathematics
Use the definition of continuity to determine whether f is continuous at a.f(x) = 
a = -4
A. Not continuous B. Continuous
Mathematics
Find the vertex, focus, and directrix of the parabola and sketch its graph.
?
?
A. vertex: 
; focus: 
; directrix x = 0
?
?
B. vertex:
; focus: 
; directrix x = 0?
?
C. vertex:
; focus: 
; directrix x = 2?
?
D. vertex:
; focus: 
; directrix x = 2?
?
E. vertex:
; focus: 
; directrix x = 0?
?
Mathematics
Solve the system of linear equations by the method of elimination. Find (x,y) and check your solution algebraically.
?
?
A. ?(1, 4) B. ?(4, 1) C. (-?4, -1) D. (?4, -1) E. ?(1, -4)
Mathematics