A) 6
B) 5
C) 1
D) 2
Correct Answer: B
Solution :
\[{{x}^{3}}~+k{{x}^{2}}-2x-24\] here, \[x=2\] \[\left( 2 \right)~+\text{ }k\left( 2 \right)~-2\times 2-24=0\] \[\Rightarrow \] \[8+4k424=0\] \[\Rightarrow \] \[4k-20=0\]\[\therefore \]\[\]You need to login to perform this action.
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