Find the zeroes of the quadratic polynomial x²-12 and verify the relationship between the zeroes and coefficient.
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Answer:
Given,
x
2
+7x+12
zeros
x
2
+7x+12=0
(x+3)(x+4)=0
x=−3,−4
verification,
sum of roots =−
a
b
=−
1
7
=−7
product of roots =
a
c
=
1
12
=12
Hence proved.