Question

(-2+3).(-3-1)-2(-4-3)²÷(-6-1)+(-1)².(-2)(-3)²]=

Answer 1

Resposta:

(−2+3).(−3−1)−2(−4−3)²

÷(−6−1)+(−1)².(−2)(−3)²]

Answer 2

(-2+3).(-3-1)-2(-4-3)²÷(-6-1)+(-1)².(-2).(-3)²]=
= 1. (-4)-2. (-7)^2 : (-7) + 1.(-2).9
= - 4 - 2.49/(-7) - 2.9
= - 4 + 2.7 - 18
= - 4 + 14 - 18
= 10 - 18
= - 8