Example 2 : Find the zeroes of the quadratic polynomial x^2+ 7x + 10, and verify the relationship between the zeroes and the coefficients.
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Example 2 : Find the zeroes of the quadratic polynomial x^2+ 7x + 10, and verify the relationship between the zeroes and the coefficients.
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Answer:
factorize it by middle term splitting
it means -2 &-5 are zeroes sum of zeroes -5-2=-7
and product -5×-2=10
here a=1,b=7 and c=19
to verify their relation sum -b/a = -5/1= -5
and product c/a=10/1=10
and hence relation is verified
........hope it will be helpful