If x – 2 is a factor of the polynomial 2x3 – 2x + k,
then the value of k is
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Answered by
1
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....................^_^
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....................^_^
Answered by
0
bt sub x=2 in p(x)
6-2(2)+k=0
6-4+k=0
k=0-2
k=-2
6-2(2)+k=0
6-4+k=0
k=0-2
k=-2
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