Question

Find the quadratic polynomial whose sum and product is -2 and 1/2

Answer 1

let A and B are the roots of required quadratic polynomial having variable "x"
given , sum (A + B) = -2

product (AB) = 1/2

required quadratic polynomial,

p(x)=x^2 - ( A + B ) x + AB

p(x)=x^2 - ( -2 )x + 1/2

p(x)=x^2 + 2x + 1/2
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Your Answer: p(x)=x^2 + 2x + 1/2
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Answer 2

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