Question

sejam a = |-8|, b = - 6 e c = |5|. Calcule:
A) a + b

Answer 1

a+b

(-8)+(-6)
-8-6
-14........

Answer 2

a = I - 8I
b = - 6

= a + b
= I - 8I + (- 6)
= 8 - 6
= 2