If 1 is zero of the polynomial ax2-3(a-1)x-1 then find the value of a.
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is the company answer is a=1 or..
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f(-1)=a(-1)2-3(a-1)(-1)-1=0
a+3a-3-1=0
4a-4=0
a=4/4
a=1
a+3a-3-1=0
4a-4=0
a=4/4
a=1
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