Page NC
1 2013 Find the value of
a and b. if they are the
zeroes of Polynomia
x ²+ax+b
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2
Answer:
Let, p(x)=x²+ax+b. a,b are the roots of p(x).
∴, a+b=-a/1
or, a+b=-a
or, 2a+b=0 -----------(1)
ab=b/1
or, ab=b
or, a=1
Putting in (1),
2×1+b=0
or, b=-2
∴, a=1, b=-2
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