Question

The quadratic polynomial having zero 1 and -2 ?
proper solution ​

Answer 1

Answer:

given zeroes are 1 and -2

their sum = 1 + (-2) = 1 -2 = -1

and product = 1*(-2) = -2

so,

required quadratic polynomial is

p(x) = x² - (sum)x + product

= x² -(-1)x + (-2)

= x² +x -2.

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Answer 2

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