Question

x^2 - 6x - 24 para x= -2

Answer 1

( - 2 )² - 6 ( - 2 ) - 24

4 + 12 - 24
16 - 24

-8  resposta

Answer 2

$x^{2} - 6x - 24 \\ \\ x = -2 \\ \\ Substituindo : x \\ \\ (-2)^2 - 6 \times (-2) - 24 \\ 4 + 12 - 24 \\ 16 - 24 \\ \boxed{-8} \\ \\ \boxed{\bf{ Respsota : -8 }}$