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Factor F(x) into Linear Factors Given That K Is a Zero

Question 468

Multiple Choice

Factor f(x) into linear factors given that k is a zero of f(x) .
- f(x) =10x3+53x2+49x12;k=15f ( x ) = 10 x ^ { 3 } + 53 x ^ { 2 } + 49 x - 12 ; k = \frac { 1 } { 5 }


A) (5x+1) (2x+3) (x4) ( 5 x + 1 ) ( 2 x + 3 ) ( x - 4 )
B) (5x1) (2x+3) (x+4) ( 5 x - 1 ) ( 2 x + 3 ) ( x + 4 )
C) (5x1) (2x3) (x4) ( 5 x - 1 ) ( 2 x - 3 ) ( x - 4 )
D) (5x+1) (2x+1) (x12) ( 5 x + 1 ) ( 2 x + 1 ) ( x - 12 )

Correct Answer:

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