Answers

  • Brainly User
2015-07-07T14:37:37+05:30
f(x)=x3-12x2+39x+a
Let f(x)=0 Then,
f(0)= (0)
³-12*2+39(0)+a
f(0)= 0-24+0+a
f(0)=24+a
-24=a
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