Write the cubic polynomials with zeroes -2,1,4
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Step-by-step explanation:
we have the zeroes -2,1,4
for a cubic polynomial
k[x^3-(sum of zeroes)x^2+(sum of product of zeroes)x-product of zeroes]
where k is non zero real no.
x^3-(-2+1+4)x^2+(-2×1+1×4+4×(-2))x-(-2×1×4)
x^3-3x^2-6x+8
it is required cubic polynomial
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