If -1 is a zero of the polynomial.p(x)=ax 3 -x 2 +x+4,find the value of 'a'.?
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IF x=-1
Then after putting -1 at every x. Value
We get, -a-2+4= 0
-a+2=0
a=2 answer.
Then after putting -1 at every x. Value
We get, -a-2+4= 0
-a+2=0
a=2 answer.
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