Question

Calculați 3 *( -1 ) + 4 *( -1 ) ^ 2 - 5 *( -1 )^ 3 + 6 *( -1 )^ 4 =​

Answer 1

Răspuns:

$\bf\pink{12}$

Explicație pas cu pas:

$3\times(-1)+4\times(-1)^2-5\times(-1)^3+6\times(-1)^4=\\=\underline{-3+4}\underline{-5\times(-1)}+6=\\=1+5+6=\\=\bf\pink{12}$