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17-07-2022
Mathematics

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Find a cubic polynomial whose zeros are 1/2,1 and -3.

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Eddie1Wan Eddie1Wan

17-07-2022

Answer:

2x³+3x²-8x+3

Step-by-step explanation:

So we know x=½,x=1 and x=-3

Then (2x-1)(x-1)(x+3) are the factors

(2x-1)[(x²+3x-x-3)]

(2x-1)[(x²+2x-3)]

2x³+4x²-6x-x²-2x+3

2x³+3x²-8x+3

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