Question

The quadratic polynomial having zeroes 1 and -2 is

Answer 1

Answer:

x²+x-2

Step-by-step explanation:

Given: zeros are 1 & -2

let alpha= 1

beta= -2

Quadratic polynomial:

x²-(alpha+beta)x+alpha*beta

x²-(1+(-2))x+(1*-2)

x²-(1-2)x+(-2)

x²-(-1)x-2

x²+1x-2

x²+x-2

Answer 2

Answer:

x²-x-2

Step-by-step explanation:

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