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Sum and product of two zeroes …

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Sum and product of two zeroes of x^4-4x^3-8x^2+36x-9 are 0 and -9 .find the sum and product of its two zeroes.

Posted by Mayank Jain 6 years, 11 months ago

CBSE > Class 10 > Mathematics

1 answers

Kuldeep Agrahari 6 years, 11 months ago

Two possible roots are 3,-3. Divide f(x) by x2-9 then you get quadratic polynomial,factorize it then you get two other roots=3.7 and 0.3 so sum=4 product=1.11.

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