Match the given equation with one of the graphs.
- 
= 1
A. 
B. 
C. 
D. 
Answer: B
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Given the polynomial function f(x), find the rational zeros, then the other zeros (that is, solve the equation 
), and factor f(x) into linear factors.f(x) = x4 - 6x3 + 11x2 - 12x + 18
A. -3 (multiplicity 2), 2i, -2i ; f(x) = (x + 3)2(x - 2i)(x - 2i)
B. 3 (multiplicity 2), i
, -i
; f(x) = (x - 3)2(x - i
)(x + i
)
C. 3 (multiplicity 2), 
, -
; f(x) = (x - 3)2(x - 
)(x + 
)
D. -3, 3 , i
, -i
; f(x) = (x - 3)(x + 3)(x - i
)(x + i
)
Solve the equation.
= 3
A. {7} B. {11} C. {9} D. {25}
Add or subtract the functions, as indicated.P(x) = 4x4 + 7x2 + 2, Q(x) = 4x3 + 1, R(x) = 9x4 + 2x3 + 9x2; Find (P + Q - R)(x).
A. 13x4 + 6x3 + 16x2 + 1 B. 13x4 + 6x3 + 16x2 + 3 C. -5x4 + 6x3 + 16x2 + 1 D. -5x4 + 2x3 - 2x2 + 3
Simplify.(x7)7
A. 7x7 B. x14 C. 7x49 D. x49