Question

If (1) is zero of the polynomial f(x)=a*3-x2+x+4.Find the value of a.​

Answer 1

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If (1) is zero of the polynomial f(x)

then f(x) = 0, when we put the value of x = 1

$a {1}^{3} - {1}^{2} + 1 + 4 = 0 \\ \implies \: a - 1 + 1 + 4 = 0 \\ \therefore \: a = - 4$

Answer 2

Step-by-step explanation:

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