1.

A quadratic polynomial whose zeroes are -4 and -5 is

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Answer:

X^2+X-20 is your polynomial

Step-by-step explanation:

Since -5 and 4 are ZEROES of the EQUATION THEREFORE (x+5) and (x-4) r the factors...

now equation is

(x+5)(x-4)=x^2+5x-4x-20=x^2+x-20

therefore the REQUIRED equation is x^2+x-20

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