The coefficient of x in the expression 2009x - 2010 is
Answers
Answered by
2
Answer:
2009
Step-by-step explanation:
the value before x is it's coefficient
Answered by
0
Answer:
f(x)=(1−x)
2008
×(1+x+x
2
)
2007
f(x)=(1−x)
1
×((1−x)(1+x+x
2
))
2007
f(x)=(1−x)
1
×(1+x+x
2
−x−x
2
−x
3
)
2007
f(x)=(1−x)
1
×(1−x
3
)
2007
f(x)=(1−x
3
)
2007
−x(1−x
3
)
2007
Allthetermsintheexpansion(1−x
3
)
2007
isintheformx
3r
Andinthe−x(1−x
3
)
2007
isoftheformx
3p+1
So3r=2009or3p+1=2009
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