Question

calcule o valor das expressões: a) |x²|+|x|² para x= -4
b) |-3+2|+|7-10|-|5-8|=

Answer 1

a)
|x²|+|x|² para x= -4
|4²|+|4|²
|16|+(4)²
16+16
32

b)
|-3+2|+|7-10|-|5-8|=
|-1|+|-3|-|-3|=
1+3-3=
1