The value of k for which x-1 is a factor of 4x³+3x²-4x+k, is
A. 3
B. 1
C. -2
D. -3
Answers
Answered by
0
Answer:
A.3
Step-by-step explanation:
x-1=0
x=1
substitute x=1in the equation
we get
4+3-4+k=0
therefore,k=3
Answered by
1
Answer:3
Step-by-step explanation:x-1 is a factor of so x=1.
putting the value of x
=>4×1^3+3×1^2-4×1+k
=>4+3-4+k
=>7-4+k
=> k=3
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