if 1 is the zero of polynomail p(x) = ax^2 -3(a-1)x-1 find the value of a
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Answer:
a=-1
Step-by-step explanation:
If 1 is zero od p(x) then
p(1)=0
a(1)^2-3(a-1)(1)-1=0
a-3(a-1)-1=0
a-3a+3-1
2a=-2
a=-2/2=-1
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