Question

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Sea P(x)= x^a+x^2+x+1 un polinomio de tercer grado
Calcula:P(2)

Answer 1

$p(x) = {x}^{a} + {x}^{2} \times + x + 1$
$tercer \: grado \\ a = 3$
$p(2) = {2}^{3} + {2}^{2} + 2 + 1$
$p(2) = 8 + 4 + 2 + 1$
$p(2) = 15$