find the quadratic polynomial whose zeroes are 1/9 and-1/9
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in pic there is correct answer
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Hi ,
Let p and q are two zeroes of the
polynomial ,
p = 1/9 ,
q = - 1/9
Sum of the zeroes = 1/9 + ( - 1/9 )
p + q = 0 ------( 1 )
Product of the zeroes = 1/9 × ( - 1/9 )
pq = - 1/81
Required quadratic polynomial is ,
x² - ( p + q ) x + pq
= x² - 0 - 1/81
= x² - 1/81
I hope this helps you.
:)
Let p and q are two zeroes of the
polynomial ,
p = 1/9 ,
q = - 1/9
Sum of the zeroes = 1/9 + ( - 1/9 )
p + q = 0 ------( 1 )
Product of the zeroes = 1/9 × ( - 1/9 )
pq = - 1/81
Required quadratic polynomial is ,
x² - ( p + q ) x + pq
= x² - 0 - 1/81
= x² - 1/81
I hope this helps you.
:)
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