Answers

2015-10-29T19:26:50+05:30
if (x-2) is a factor then,
x = 2
then,
2(x)^3 -2(x)+k = 0
⇒2*2^3-2*2+k = 0
⇒16-4+k = 0
⇒12 +k = 0
⇒ k = -12
 therefore the value of k = -12
i hope that this will help u....................^_^
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2015-10-29T19:29:09+05:30
Bt sub x=2 in p(x)
           6-2(2)+k=0
           6-4+k=0
           k=0-2
           k=-2
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