if -1 is a 0 of the polynomial p(x) = ax^3-x^2+x+4 then find the value of (a)
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Answer:
a=2
Step-by-step explanation:
Given, -1 is a zero of polynomial=0
f(-1)=0
a(-1)³-(-1)²+(-1)+4=0
-a-1-1+4=0
-a+2=0
a=2
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