if x+1 is a factor of kx^3+x^2-x+4k-9, find the value of k
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Given :
- x+1 is a factor of kx³+x²-x+4k - 9 = 0
To find :
- Value of k
Required
We know,
x + 1 is a factor. Also we can write x = - 1
Now,
Substitute x = -1 in the given equation.
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